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Patent #:
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Issue Dt:
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04/23/1996
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Application #:
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08398979
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Filing Dt:
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03/06/1995
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Title:
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ACOUSTIC ATTENUATOR, WELL LOGGING APPARATUS AND METHOD OF WELL LOGGING
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Patent #:
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Issue Dt:
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03/10/1998
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Application #:
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08430822
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Filing Dt:
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04/28/1995
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Title:
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STANDOFF COMPENSATION FOR ACOUSTIC LOGGING WHILE DRILLING SYSTEMS
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Patent #:
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Issue Dt:
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07/01/1997
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Application #:
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08483112
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Filing Dt:
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06/07/1995
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Title:
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ACOUSTIC TRANSDUCER FOR LWD TOOL
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Patent #:
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Issue Dt:
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02/18/1997
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Application #:
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08524953
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Filing Dt:
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09/08/1995
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Title:
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DOWNHOLE TOOL FOR CONTROLLING THE DRILLING COURSE OF A BOREHOLE
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Patent #:
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Issue Dt:
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07/29/1997
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Application #:
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08588289
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Filing Dt:
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01/18/1996
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Title:
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DRILL MOTOR COUPLING FOR MISALIGNED ROTATING SHAFTS
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Patent #:
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Issue Dt:
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07/14/1998
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Application #:
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08733367
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Filing Dt:
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10/17/1996
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Title:
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CANCELLATION OF TOOL MODE SIGNAL FROM COMBINED SIGNAL
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Patent #:
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Issue Dt:
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03/27/2001
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Application #:
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09105344
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Filing Dt:
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06/26/1998
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Title:
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ACOUSTIC LWD TOOL HAVING RECEIVER CALIBRATION CAPABILITIES
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Patent #:
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Issue Dt:
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10/30/2001
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Application #:
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09469989
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Filing Dt:
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12/22/1999
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Title:
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TECHNIQUE FOR SIGNAL DETECTION USING ADAPTIVE FILTERING IN MUD PULSE TELEMETRY
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Patent #:
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Issue Dt:
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04/02/2002
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Application #:
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09608205
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Filing Dt:
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06/30/2000
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Title:
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Method of and apparatus for independently determining the resistivity and/or dielectric constant of an earth formation
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Patent #:
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Issue Dt:
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04/08/2003
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Application #:
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09860604
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Filing Dt:
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05/21/2001
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Publication #:
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Pub Dt:
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11/21/2002
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Title:
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ADJUSTABLE HOUSING FOR A MUD MOTOR
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Patent #:
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Issue Dt:
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10/07/2003
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Application #:
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09877383
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Filing Dt:
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06/08/2001
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Publication #:
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Pub Dt:
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02/07/2002
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Title:
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METHOD OF DETERMINING RESISTIVITY OF AN EARTH FORMATION WITH PHASE RESISTIVITY EVALUATION BASED ON A PHASE SHIFT MEASUREMENT AND ATTENUATION RESISTIVITY EVALUATION BASED ON AN ATTENUATION MEASUREMENT AND THE PHASE SHIFT MEASUREMENT
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Patent #:
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Issue Dt:
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04/22/2008
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Application #:
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10086043
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Filing Dt:
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02/28/2002
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Publication #:
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Pub Dt:
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08/28/2003
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Title:
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METHOD OF DETERMINING RESISTIVITY AND/OR DIELECTRIC VALUES OF AN EARTH FORMATION AS A FUNCTION OF POSITION WITHIN THE EARTH FORMATION
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Patent #:
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Issue Dt:
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07/08/2003
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Application #:
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10114416
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Filing Dt:
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04/02/2002
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Publication #:
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Pub Dt:
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01/02/2003
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Title:
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METHOD OF AND APPARATUS FOR INDEPENDENTLY DETERMINING THE RESISTIVITY AND/OR DIELECTRIC CONSTANT OF AN EARTH FORMATION
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Patent #:
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Issue Dt:
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07/13/2004
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Application #:
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10292301
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Filing Dt:
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11/11/2002
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Publication #:
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Pub Dt:
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05/13/2004
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Title:
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SPRUNG MEMBER AND ACTUATOR FOR DOWNHOLE TOOLS
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Patent #:
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Issue Dt:
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05/17/2005
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Application #:
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10317987
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Filing Dt:
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12/11/2002
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Publication #:
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Pub Dt:
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06/17/2004
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Title:
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ESTIMATION OF FORMATION POROSITY USING WATER MEASUREMENT
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Patent #:
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Issue Dt:
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10/12/2004
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Application #:
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10325639
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Filing Dt:
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12/19/2002
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Publication #:
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Pub Dt:
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06/24/2004
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Title:
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METHOD OF AND APPARATUS FOR DIRECTIONAL DRILLING
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Patent #:
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Issue Dt:
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08/30/2005
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Application #:
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10368257
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Filing Dt:
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02/18/2003
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Publication #:
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Pub Dt:
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08/19/2004
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Title:
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PASSIVE RANGING TECHNIQUES IN BOREHOLE SURVEYING
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Patent #:
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Issue Dt:
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02/21/2006
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Application #:
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10368742
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Filing Dt:
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02/18/2003
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Publication #:
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Pub Dt:
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04/15/2004
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Title:
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SUPPLEMENTAL REFERENCING TECHNIQUES IN BOREHOLE SURVEYING
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Patent #:
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Issue Dt:
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04/19/2005
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Application #:
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10369353
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Filing Dt:
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02/18/2003
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Publication #:
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Pub Dt:
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08/26/2004
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Title:
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DOWNHOLE REFERENCING TECHNIQUES IN BOREHOLE SURVEYING
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Patent #:
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Issue Dt:
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03/07/2006
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Application #:
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10397911
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Filing Dt:
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03/26/2003
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Publication #:
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Pub Dt:
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09/30/2004
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Title:
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OPTIMIZED BATTERY LIFE IN MULTIPLE BATTERY APPLICATIONS
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Patent #:
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Issue Dt:
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06/17/2008
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Application #:
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10427899
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Filing Dt:
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05/01/2003
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Publication #:
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Pub Dt:
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11/04/2004
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Title:
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SERIES-RESONANT TUNING OF A DOWNHOLE LOOP ANTENNA
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Patent #:
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Issue Dt:
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05/11/2010
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Application #:
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10536124
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Filing Dt:
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08/25/2006
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Publication #:
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Pub Dt:
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07/09/2009
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Title:
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TRANSVERSE MAGNETIZATION OF CASING STRING TUBULARS
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Patent #:
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Issue Dt:
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08/29/2006
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Application #:
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10612277
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Filing Dt:
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07/01/2003
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Publication #:
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Pub Dt:
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11/11/2004
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Title:
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CONTINUOUS ON-BOTTOM DIRECTIONAL DRILLING METHOD AND SYSTEM
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Patent #:
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Issue Dt:
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07/11/2006
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Application #:
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10613268
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Filing Dt:
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07/03/2003
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Publication #:
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Pub Dt:
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01/06/2005
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Title:
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MATCHING LAYER ASSEMBLY FOR A DOWNHOLE ACOUSTIC SENSOR
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Patent #:
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Issue Dt:
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02/07/2006
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Application #:
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10613375
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Filing Dt:
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07/03/2003
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Publication #:
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Pub Dt:
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01/06/2005
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Title:
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COMPOSITE BACKING LAYER FOR A DOWNHOLE ACOUSTIC SENSOR
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Patent #:
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Issue Dt:
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07/19/2005
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Application #:
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10613519
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Filing Dt:
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07/02/2003
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Publication #:
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Pub Dt:
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06/24/2004
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Title:
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METHOD OF AND APPARATUS FOR DIRECTIONAL DRILLING
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Patent #:
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Issue Dt:
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05/02/2006
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Application #:
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10613610
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Filing Dt:
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07/03/2003
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Publication #:
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Pub Dt:
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01/06/2005
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Title:
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ACOUSTIC SENSOR FOR DOWNHOLE MEASUREMENT TOOL
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Patent #:
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Issue Dt:
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08/01/2006
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Application #:
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10633853
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Filing Dt:
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08/04/2003
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Publication #:
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Pub Dt:
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02/10/2005
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Title:
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PRESSURE CONTROLLED FLUID SAMPLING APPARATUS AND METHOD
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Patent #:
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Issue Dt:
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05/10/2005
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Application #:
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10655290
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Filing Dt:
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09/04/2003
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Publication #:
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Pub Dt:
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11/04/2004
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Title:
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ADJUSTMENT FOR FREQUENCY DISPERSION EFFECTS IN ELECTROMAGNETIC LOGGING DATA
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Patent #:
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Issue Dt:
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01/30/2007
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Application #:
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10673843
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Filing Dt:
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09/29/2003
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Publication #:
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Pub Dt:
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04/15/2004
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Title:
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METHOD OF ESTIMATING ELECTRICAL PARAMETERS OF AN EARTH FORMATION WITH A SIMPLIFIED MEASUREMENT DEVICE MODEL
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Patent #:
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Issue Dt:
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01/10/2006
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Application #:
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10705562
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Filing Dt:
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11/11/2003
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Publication #:
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Pub Dt:
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12/09/2004
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Title:
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WELL TWINNING TECHNIQUES IN BOREHOLE SURVEYING
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Patent #:
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Issue Dt:
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07/11/2006
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Application #:
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10761695
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Filing Dt:
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01/21/2004
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Publication #:
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Pub Dt:
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01/27/2005
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Title:
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ELECTRICAL CONNECTOR USEFUL IN WET ENVIRONMENTS
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Patent #:
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Issue Dt:
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05/02/2006
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Application #:
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10783426
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Filing Dt:
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02/20/2004
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Publication #:
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Pub Dt:
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08/25/2005
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Title:
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SHEAR WAVE VELOCITY DETERMINATION USING MULTI-POLE WAVE
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Patent #:
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Issue Dt:
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04/11/2006
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Application #:
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10827134
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Filing Dt:
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04/19/2004
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Publication #:
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Pub Dt:
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10/20/2005
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Title:
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ENHANCED MEASUREMENT OF AZIMUTHAL DEPENDENCE OF SUBTERRANEAN PARAMETERS
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Patent #:
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Issue Dt:
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07/25/2006
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Application #:
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10862558
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Filing Dt:
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06/07/2004
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Publication #:
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Pub Dt:
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12/08/2005
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Title:
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DETERMINING A BOREHOLE AZIMUTH FROM TOOL FACE MEASUREMENTS
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Patent #:
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Issue Dt:
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07/17/2007
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Application #:
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10862739
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Filing Dt:
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06/07/2004
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Publication #:
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Pub Dt:
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12/08/2005
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Title:
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CONTROL METHOD FOR DOWNHOLE STEERING TOOL
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Patent #:
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Issue Dt:
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08/21/2007
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Application #:
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10871205
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Filing Dt:
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06/18/2004
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Publication #:
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Pub Dt:
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12/22/2005
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Title:
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ESTIMATION OF BOREHOLE GEOMETRY PARAMETERS AND LATERAL TOOL DISPLACEMENTS
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Patent #:
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Issue Dt:
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09/12/2006
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Application #:
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10873606
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Filing Dt:
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06/22/2004
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Publication #:
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Pub Dt:
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12/22/2005
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Title:
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DOWNHOLE ROTATABLE-SHAFT CONNECTOR ASSEMBLY AND METHOD
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Patent #:
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Issue Dt:
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07/17/2007
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Application #:
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10882789
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Filing Dt:
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07/01/2004
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Publication #:
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Pub Dt:
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01/06/2005
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Title:
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DRILL STRING ROTATION ENCODING
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Patent #:
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Issue Dt:
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09/12/2006
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Application #:
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10984082
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Filing Dt:
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11/09/2004
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Publication #:
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Pub Dt:
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05/11/2006
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Title:
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DETERMINATION OF BOREHOLE AZIMUTH AND THE AZIMUTHAL DEPENDENCE OF BOREHOLE PARAMETERS
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Patent #:
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Issue Dt:
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07/17/2007
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Application #:
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10984466
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Filing Dt:
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11/09/2004
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Publication #:
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Pub Dt:
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06/09/2005
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Title:
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FILTER ASSEMBLY HAVING A BYPASS PASSAGEWAY AND METHOD
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Patent #:
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Issue Dt:
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04/17/2007
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Application #:
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11061339
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Filing Dt:
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02/18/2005
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Publication #:
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Pub Dt:
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08/24/2006
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Title:
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SPRING MECHANISM FOR DOWNHOLE STEERING TOOL BLADES
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Patent #:
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Issue Dt:
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05/29/2007
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Application #:
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11062299
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Filing Dt:
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02/18/2005
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Publication #:
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Pub Dt:
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08/24/2006
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Title:
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PROGRAMMING METHOD FOR CONTROLLING A DOWNHOLE STEERING TOOL
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Patent #:
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Issue Dt:
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06/10/2008
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Application #:
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11069066
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Filing Dt:
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03/01/2005
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Publication #:
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Pub Dt:
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09/01/2005
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Title:
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AZIMUTHALLY SENSITIVE RECEIVER ARRAY FOR AN ELECTROMAGNETIC MEASUREMENT TOOL
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Patent #:
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Issue Dt:
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02/05/2008
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Application #:
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11069158
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Filing Dt:
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03/01/2005
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Publication #:
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Pub Dt:
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09/01/2005
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Title:
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AZIMUTHALLY FOCUSED ELECTROMAGNETIC MEASUREMENT TOOL
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Patent #:
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02/21/2006
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11080169
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Filing Dt:
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03/15/2005
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Publication #:
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Pub Dt:
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07/21/2005
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Title:
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ADJUSTMENT FOR FREQUENCY DISPERSION EFFECTS IN ELECTROMAGNETIC LOGGING DATA
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Patent #:
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Issue Dt:
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10/14/2008
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Application #:
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11080777
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03/15/2005
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Publication #:
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Pub Dt:
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09/21/2006
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Title:
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WELL LOGGING APPARATUS FOR OBTAINING AZIMUTHALLY SENSITIVE FORMATION RESISTIVITY MEASUREMENTS
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04/14/2009
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11145441
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06/03/2005
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Pub Dt:
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12/21/2006
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Title:
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SHEAR WAVE VELOCITY DETERMINATION USING EVANESCENT SHEAR WAVE ARRIVALS
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06/10/2008
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11155165
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06/17/2005
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Pub Dt:
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12/21/2006
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Title:
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DOWNHOLE STEERING TOOL HAVING A NON-ROTATING BENDABLE SECTION
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08/19/2008
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11195287
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08/02/2005
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Pub Dt:
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02/08/2007
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Title:
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MEASUREMENT TOOL FOR OBTAINING TOOL FACE ON A ROTATING DRILL COLLAR
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Patent #:
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Issue Dt:
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09/23/2008
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11273692
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11/14/2005
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Publication #:
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Pub Dt:
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05/17/2007
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Title:
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ROTARY STEERABLE TOOL INCLUDING DRILL STRING ROTATION MEASUREMENT APPARATUS
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Patent #:
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Issue Dt:
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08/08/2006
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Application #:
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11287524
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Filing Dt:
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11/23/2005
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Publication #:
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Pub Dt:
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05/18/2006
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Title:
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SHEAR WAVE VELOCITY DETERMINATION USING CIRCUMFERENTIALLY ALIGNED TRANSMITTER AND RECEIVER ELEMENTS
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Patent #:
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Issue Dt:
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02/02/2010
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Application #:
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11301762
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Filing Dt:
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12/13/2005
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Publication #:
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Pub Dt:
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06/22/2006
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Title:
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MAGNETIZATION OF TARGET WELL CASING STRINGS TUBULARS FOR ENHANCED PASSIVE RANGING
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Patent #:
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Issue Dt:
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08/21/2007
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Application #:
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11343543
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01/31/2006
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Publication #:
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Pub Dt:
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08/03/2006
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Title:
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METHOD FOR LOCATING CASING JOINTS USING MEASUREMENT WHILE DRILLING TOOL
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Patent #:
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Issue Dt:
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07/22/2008
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11384751
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03/20/2006
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Publication #:
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Pub Dt:
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08/03/2006
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Title:
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ENHANCED MEASUREMENT OF AZIMUTHAL DEPENDENCE OF SUBTERRANEAN PARAMETERS WITH FILTERS AND/OR DISCRETELY SAMPLED DATA
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04/07/2009
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11390585
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Filing Dt:
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03/28/2006
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Publication #:
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Pub Dt:
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08/24/2006
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Title:
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PIEZOCOMPOSITE TRANSDUCER FOR A DOWNHOLE MEASUREMENT TOOL
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Patent #:
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Issue Dt:
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01/27/2009
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Application #:
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11405378
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Filing Dt:
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04/17/2006
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Publication #:
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Pub Dt:
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08/17/2006
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Title:
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SERIES-RESONANT TUNING OF AN LWD RECEIVER
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Patent #:
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Issue Dt:
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02/10/2009
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Application #:
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11417386
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Filing Dt:
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05/04/2006
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Publication #:
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Pub Dt:
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11/09/2006
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Title:
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DRILLING FLUID PRESSURE PULSE DETECTION USING A DIFFERENTIAL TRANSDUCER
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Patent #:
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Issue Dt:
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08/11/2009
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Application #:
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11454019
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Filing Dt:
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06/15/2006
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Publication #:
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Pub Dt:
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12/20/2007
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Title:
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APPARATUS AND METHOD FOR DOWNHOLE DYNAMICS MEASUREMENTS
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Patent #:
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Issue Dt:
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12/05/2006
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Application #:
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11479463
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Filing Dt:
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06/30/2006
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Publication #:
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Pub Dt:
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11/09/2006
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Title:
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DETERMINATION OF BOREHOLE AZIMUTH AND THE AZIMUTHAL DEPENDENCE OF BOREHOLE PARAMETERS
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Patent #:
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Issue Dt:
|
05/26/2009
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Application #:
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11487904
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Filing Dt:
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07/17/2006
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Publication #:
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Pub Dt:
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01/17/2008
| | | | |
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Title:
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APPARATUS AND METHOD FOR MAGNETIZING CASING STRING TUBULARS
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Patent #:
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Issue Dt:
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10/12/2010
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Application #:
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11524009
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Filing Dt:
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09/20/2006
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Publication #:
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Pub Dt:
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03/20/2008
| | | | |
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Title:
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METHOD OF DIRECTIONAL DRILLING WITH STEERABLE DRILLING MOTOR
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Patent #:
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Issue Dt:
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11/10/2009
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Application #:
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11590229
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Filing Dt:
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10/31/2006
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Publication #:
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Pub Dt:
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05/15/2008
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Title:
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INTEGRATED CIRCUIT PACKAGES INCLUDING DAMMING AND CHARGE PROTECTION COVER FOR HARSH ENVIRONMENTS
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Patent #:
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Issue Dt:
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12/16/2008
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Application #:
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11595054
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Filing Dt:
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11/09/2006
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Publication #:
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Pub Dt:
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05/15/2008
| | | | |
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Title:
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CLOSED-LOOP CONTROL OF HYDRAULIC PRESSURE IN A DOWNHOLE STEERING TOOL
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Patent #:
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Issue Dt:
|
09/15/2009
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Application #:
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11701260
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Filing Dt:
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02/01/2007
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Publication #:
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Pub Dt:
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08/07/2008
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Title:
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APPARATUS AND METHOD FOR DETERMINING DRILLING FLUID ACOUSTIC PROPERTIES
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Patent #:
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Issue Dt:
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05/27/2008
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Application #:
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11714966
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Filing Dt:
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03/07/2007
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Title:
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LINEAR POSITION SENSOR FOR DOWNHOLE TOOLS AND METHOD OF USE
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Patent #:
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Issue Dt:
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11/10/2009
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Application #:
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11799906
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Filing Dt:
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05/03/2007
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Publication #:
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Pub Dt:
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07/24/2008
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Title:
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DISTANCE DETERMINATION FROM A MAGNETICALLY PATTERNED TARGET WELL
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Patent #:
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Issue Dt:
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09/08/2009
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Application #:
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11805171
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Filing Dt:
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05/22/2007
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Publication #:
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Pub Dt:
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09/27/2007
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Title:
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CONTROL METHOD FOR DOWNHOLE STEERING TOOL
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Patent #:
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Issue Dt:
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05/25/2010
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Application #:
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11805213
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Filing Dt:
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05/22/2007
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Publication #:
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Pub Dt:
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11/27/2008
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Title:
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GRAVITY AZIMUTH MEASUREMENT AT A NON-ROTATING HOUSING
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Patent #:
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Issue Dt:
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07/30/2013
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Application #:
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11805230
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Filing Dt:
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05/22/2007
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Publication #:
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Pub Dt:
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11/27/2008
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Title:
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ANGULAR POSITION SENSOR FOR A DOWNHOLE TOOL
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Patent #:
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Issue Dt:
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07/07/2009
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Application #:
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11881043
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Filing Dt:
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07/25/2007
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Publication #:
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Pub Dt:
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01/29/2009
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Title:
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PROBABLISTIC IMAGING WITH AZIMUTHALLY SENSITIVE MWD/LWD SENSORS
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Patent #:
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Issue Dt:
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01/24/2012
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Application #:
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11897597
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Filing Dt:
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08/31/2007
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Publication #:
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Pub Dt:
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03/05/2009
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Title:
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NON-CONTACT CAPACITIVE DATALINK FOR A DOWNHOLE ASSEMBLY
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Patent #:
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Issue Dt:
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09/20/2011
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Application #:
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12011422
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Filing Dt:
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01/25/2008
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Publication #:
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Pub Dt:
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07/30/2009
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Title:
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DATA COMPRESSION METHOD FOR USE IN DOWNHOLE APPLICATIONS
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Patent #:
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Issue Dt:
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03/23/2010
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Application #:
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12074442
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Filing Dt:
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03/04/2008
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Publication #:
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Pub Dt:
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09/10/2009
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Title:
|
DOWNHOLE HYDRAULIC CONTROL SYSTEM
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Patent #:
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Issue Dt:
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02/01/2011
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Application #:
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12074444
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Filing Dt:
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03/04/2008
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Publication #:
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Pub Dt:
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09/10/2009
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Title:
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FORCED BALANCED SYSTEM
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Patent #:
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Issue Dt:
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07/22/2014
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Application #:
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12148890
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Filing Dt:
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04/23/2008
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Publication #:
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Pub Dt:
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07/30/2009
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Title:
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DATA COMPRESSION TRANSFORMS FOR USE IN DOWNHOLE APPLICATIONS
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Patent #:
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Issue Dt:
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08/30/2011
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Application #:
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12150997
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Filing Dt:
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05/02/2008
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Publication #:
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Pub Dt:
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11/06/2008
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Title:
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METHOD OF OPTIMIZING A WELL PATH DURING DRILLING
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Patent #:
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Issue Dt:
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07/07/2009
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Application #:
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12220348
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Filing Dt:
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07/24/2008
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Publication #:
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Pub Dt:
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11/20/2008
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Title:
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LOGGING WHILE DRILLING TOOL FOR OBTAINING AZIMUTHALLY SENSITIVE FORMATION RESISTIVITY MEASUREMENTS
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Patent #:
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Issue Dt:
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05/31/2011
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Application #:
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12276485
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Filing Dt:
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11/24/2008
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Publication #:
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Pub Dt:
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05/27/2010
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Title:
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NON-AZIMUTHAL AND AZIMUTHAL FORMATION EVALUATION MEASUREMENT IN A SLOWLY ROTATING HOUSING
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Patent #:
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Issue Dt:
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06/28/2011
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Application #:
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12332911
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Filing Dt:
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12/11/2008
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Publication #:
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Pub Dt:
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04/09/2009
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Title:
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CLOSED-LOOP PHYSICAL CALIPER MEASUREMENTS AND DIRECTIONAL DRILLING METHOD
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Patent #:
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02/21/2012
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12339229
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12/19/2008
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Pub Dt:
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06/24/2010
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Title:
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CALIPER LOGGING USING CIRCUMFERENTIALLY SPACED AND/OR ANGLED TRANSDUCER ELEMENTS
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02/21/2012
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12396794
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03/03/2009
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Publication #:
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Pub Dt:
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07/02/2009
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Title:
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CLOSED-LOOP CONTROL OF ROTARY STEERABLE BLADES
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Patent #:
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Issue Dt:
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06/26/2012
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12409655
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03/24/2009
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Pub Dt:
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09/30/2010
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Title:
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NON-PLANAR ANTENNAE FOR DIRECTIONAL RESISTIVITY LOGGING
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Patent #:
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Issue Dt:
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01/03/2012
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12410153
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03/24/2009
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Pub Dt:
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09/30/2010
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Title:
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APPARATUS AND METHOD FOR REMOVING ANISOTROPY EFFECT FROM DIRECTIONAL RESISTIVITY MEASUREMENTS
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03/16/2010
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12422347
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04/13/2009
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Pub Dt:
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08/06/2009
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Title:
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METHOD FOR MAGNETIZING CASING STRING TUBULARS
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03/16/2010
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12422355
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04/13/2009
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08/06/2009
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Title:
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MAGNETIZED CASING STRING TUBULARS
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10/19/2010
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12425554
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04/17/2009
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08/13/2009
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Title:
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MAGNETIZATION OF TARGET WELL CASING STRING TUBULARS FOR ENHANCED PASSIVE RANGING
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09/27/2011
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12426694
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04/20/2009
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08/13/2009
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Title:
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METHOD OF MAGNETIZING CASING STRING TUBULARS FOR ENHANCED PASSIVE RANGING
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06/05/2012
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12463029
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05/08/2009
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Pub Dt:
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11/11/2010
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Title:
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DIRECTIONAL RESISTIVITY IMAGING USING HARMONIC REPRESENTATIONS
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04/17/2012
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12463490
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05/11/2009
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11/11/2010
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Title:
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METHODS FOR MAKING DIRECTIONAL RESISTIVITY MEASUREMENTS
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08/02/2011
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12463577
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05/11/2009
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11/11/2010
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Title:
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COMPENSATED DIRECTIONAL RESISTIVITY MEASUREMENTS
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02/18/2014
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12486954
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06/18/2009
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12/23/2010
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CYCLIC NOISE REMOVAL IN BOREHOLE IMAGING
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12/27/2011
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07/01/2009
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01/06/2011
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Title:
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04/17/2012
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12506785
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07/21/2009
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01/27/2011
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SLIP RING APPARATUS FOR A ROTARY STEERABLE TOOL
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05/20/2014
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12512222
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07/30/2009
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02/03/2011
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10/29/2013
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12557113
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09/10/2009
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03/10/2011
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DRILLING SYSTEM FOR MAKING LWD MEASUREMENTS AHEAD OF THE BIT
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07/30/2013
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12567961
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09/28/2009
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03/31/2011
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Title:
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DIRECTIONAL RESISTIVITY ANTENNA SHIELD
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08/25/2015
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12568847
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09/29/2009
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03/31/2011
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06/18/2013
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12568869
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09/29/2009
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03/31/2011
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APPARATUS AND METHOD FOR DOWNHOLE ELECTROMAGNETIC MEASUREMENT WHILE DRILLING
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11/27/2012
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12581237
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10/19/2009
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04/21/2011
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Title:
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MICRORESISTIVITY IMAGING AT MULTIPLE DEPTHS OF INVESTIGATION
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