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Reel/Frame:008783/0375   Pages: 8
Recorded: 11/10/1997
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Total properties: 67
1
Patent #:
4676598
Issue Dt:
06/30/1987
Application #:
06734325
Filing Dt:
05/15/1985
Title:
MULTIPLE REFERENCE LASER BEAM APPARATUS
2
Patent #:
4676634
Issue Dt:
06/30/1987
Application #:
06762518
Filing Dt:
08/05/1985
Title:
DETECTOR DEVICE FOR A ROTATING LIGHT BEAM
3
Patent #:
4662707
Issue Dt:
05/05/1987
Application #:
06781094
Filing Dt:
09/27/1985
Title:
LIGHTHOUSE STRUCTURE AND COMPENSATING LENS IN REFERENCE LASER BEAM PROJECTING APPARATUS
4
Patent #:
4629321
Issue Dt:
12/16/1986
Application #:
06781095
Filing Dt:
09/27/1985
Title:
GRADE SETTING AND CALIBRATION ARRANGEMENT FOR LASER BEAM PROJECTION DEVICE
5
Patent #:
4654856
Issue Dt:
03/31/1987
Application #:
06781912
Filing Dt:
09/27/1985
Title:
LASER BEAM PROJECTION DEVICE AND ARRANGEMENT FOR MOUNTING A LASER PLASMA TUBE THEREIN
6
Patent #:
4653910
Issue Dt:
03/31/1987
Application #:
06788753
Filing Dt:
10/18/1985
Title:
REMOTE INDICATOR FOR A LASER ALIGNMENT SYSTEM
7
Patent #:
4674870
Issue Dt:
06/23/1987
Application #:
06788764
Filing Dt:
10/18/1985
Title:
LASER ALIGNMENT SYSTEM WITH MODULATED FIELD
8
Patent #:
4679937
Issue Dt:
07/14/1987
Application #:
06788800
Filing Dt:
10/18/1985
Title:
SELF LEVELING TRANSMITTER FOR LASER ALIGNMENT SYSTEMS
9
Patent #:
4770480
Issue Dt:
09/13/1988
Application #:
06862120
Filing Dt:
05/12/1986
Title:
APPARATUS AND METHOD FOR PROVIDING MULTIPLE REFERENCE LASER BEAMS
10
Patent #:
4830489
Issue Dt:
05/16/1989
Application #:
06898080
Filing Dt:
08/20/1986
Title:
THREE DIMENSIONAL LASER BEAM SURVEY SYSTEM
11
Patent #:
4752539
Issue Dt:
06/21/1988
Application #:
06913827
Filing Dt:
11/10/1986
Title:
LEVEL DETECTOR HOUSING
12
Patent #:
4786178
Issue Dt:
11/22/1988
Application #:
06941848
Filing Dt:
12/15/1986
Title:
APPARATUS AND METHOD FOR DETECTING THE POSITION AND ORIENTATION OF A REFERENCE BEAM OF LIGHT
13
Patent #:
4732471
Issue Dt:
03/22/1988
Application #:
07004463
Filing Dt:
01/20/1987
Title:
LASER ALIGNMENT SYSTEM WITH MODULATED FIELD
14
Patent #:
4756617
Issue Dt:
07/12/1988
Application #:
07006862
Filing Dt:
01/27/1987
Title:
LASER ALIGNMENT SYSTEM WITH MODULATED FIELD
15
Patent #:
4767208
Issue Dt:
08/30/1988
Application #:
07069480
Filing Dt:
07/02/1987
Title:
SELF LEVELING TRANSMITTER FOR LASER ALIGNMENT SYSTEMS
16
Patent #:
4758729
Issue Dt:
07/19/1988
Application #:
07090944
Filing Dt:
08/28/1987
Title:
APPARATUS AND METHOD FOR MEASURING THE INCLUDED ANGLE OF A REFLECTIVE CONE
17
Patent #:
4852983
Issue Dt:
08/01/1989
Application #:
07099103
Filing Dt:
09/21/1987
Title:
DISTANCE SIMULATOR
18
Patent #:
4836669
Issue Dt:
06/06/1989
Application #:
07120817
Filing Dt:
11/16/1987
Title:
APPARATUS AND METHOD FOR PROJECTION OF REFERENCE PLANES OF LIGHT
19
Patent #:
4776672
Issue Dt:
10/11/1988
Application #:
07121090
Filing Dt:
11/16/1987
Title:
MULTI-PANED POLYGONAL LIGHTHOUSE ASSEMBLY WITH IMPROVED CORNER CONFIGURATION
20
Patent #:
4852265
Issue Dt:
08/01/1989
Application #:
07179510
Filing Dt:
04/08/1988
Title:
LEVEL/PLUMB INDICATOR WITH TILT COMPENSATION
21
Patent #:
4918608
Issue Dt:
04/17/1990
Application #:
07204508
Filing Dt:
06/09/1988
Title:
METHOD FOR AUTOMATIC DEPTH CONTROL FOR EARTH MOVING AND GRADING
22
Patent #:
4924374
Issue Dt:
05/08/1990
Application #:
07204541
Filing Dt:
06/09/1988
Title:
METHOD FOR AUTOMATIC POSITION CONTROL OF A TOOL
23
Patent #:
4912851
Issue Dt:
04/03/1990
Application #:
07215678
Filing Dt:
07/06/1988
Title:
LEVEL/PLUMB INDICATOR WITH TILT COMPENSATION
24
Patent #:
4895440
Issue Dt:
01/23/1990
Application #:
07234565
Filing Dt:
08/22/1988
Title:
LASER-BASED MEASUREMENT SYSTEM
25
Patent #:
4888890
Issue Dt:
12/26/1989
Application #:
07270645
Filing Dt:
11/14/1988
Title:
LASER CONTROL OF EXCAVATING MACHINE DIGGING DEPTH
26
Patent #:
4988193
Issue Dt:
01/29/1991
Application #:
07317512
Filing Dt:
03/01/1989
Title:
METHOD AND APPARATUS FOR MEASURING INCIDENT LIGHT ANGLE RELATIVE TO LEVEL
27
Patent #:
4926948
Issue Dt:
05/22/1990
Application #:
07372909
Filing Dt:
06/28/1989
Title:
METHOD AND APPARATUS FOR CONTROLLING MOTORGRADER CROSS SLOPE CUT
28
Patent #:
5033848
Issue Dt:
07/23/1991
Application #:
07380131
Filing Dt:
07/14/1989
Title:
PENDULOUS COMPENSATOR FOR LIGHT BEAM PROJECTOR
29
Patent #:
4976538
Issue Dt:
12/11/1990
Application #:
07428624
Filing Dt:
10/30/1989
Title:
DETECTION AND DISPLAY DEVICE
30
Patent #:
4971440
Issue Dt:
11/20/1990
Application #:
07447792
Filing Dt:
12/08/1989
Title:
PROJECTION OF TWO ORTHOGONAL REFERENCE LIGHT PLANES
31
Patent #:
5033847
Issue Dt:
07/23/1991
Application #:
07462653
Filing Dt:
01/09/1990
Title:
ANGULAR POSITIONING AND CALIBRATION OF PROJECTED REFERENCE LIGHT PLANES
32
Patent #:
5000564
Issue Dt:
03/19/1991
Application #:
07491227
Filing Dt:
03/09/1990
Title:
LASER BEAM MEASUREMENT SYSTEM
33
Patent #:
5184293
Issue Dt:
02/02/1993
Application #:
07497981
Filing Dt:
03/23/1990
Title:
APPARATUS FORMAUTOMATIC DEPTH CONTROL FOR EARTH MOVING AND GRADING
34
Patent #:
5235511
Issue Dt:
08/10/1993
Application #:
07497982
Filing Dt:
03/23/1990
Title:
METHOD FOR AUTOMATIC DEPTH CONTROL FOR EARTH MOVING AND GRADING
35
Patent #:
5076690
Issue Dt:
12/31/1991
Application #:
07522745
Filing Dt:
05/14/1990
Title:
COMPUTER AIDED POSITIONING SYSTEM AND METHOD
36
Patent #:
5078215
Issue Dt:
01/07/1992
Application #:
07530905
Filing Dt:
05/29/1990
Title:
METHOD AND APPARATUS FOR CONTROLLING THE SLOPE OF A BLADE ON A MOTORGRADER
37
Patent #:
5108177
Issue Dt:
04/28/1992
Application #:
07581237
Filing Dt:
09/12/1990
Title:
A TWO-AXIS LEVELLING INSTRUMENT WITH A SINGLE PENDULUM FOR PROJECTING A LEVEL LASER BEAM
38
Patent #:
5144486
Issue Dt:
09/01/1992
Application #:
07590677
Filing Dt:
10/01/1990
Title:
LASER BEAM APPARATUS FOR PROVIDING MULTIPLE REFERENCE BEAMS
39
Patent #:
5075977
Issue Dt:
12/31/1991
Application #:
07602353
Filing Dt:
10/22/1990
Title:
AUTOMATIC PLUMB AND LEVEL TOOL
40
Patent #:
5095629
Issue Dt:
03/17/1992
Application #:
07648559
Filing Dt:
01/31/1991
Title:
LASER BEAM TARGET
41
Patent #:
5107932
Issue Dt:
04/28/1992
Application #:
07662952
Filing Dt:
03/01/1991
Title:
METHOD AND APPARATUS FOR CONTROLLING THE BLADE OF A MOTORGRADER
42
Patent #:
5137354
Issue Dt:
08/11/1992
Application #:
07740649
Filing Dt:
08/01/1991
Title:
COMPUTER AIDED THREE DIMENSIONAL POSITIONING SENSING SYSTEM AND METHOD
43
Patent #:
5166831
Issue Dt:
11/24/1992
Application #:
07771314
Filing Dt:
10/02/1991
Title:
LIGHT BEAM DEFLECTING APPARATUS INCLUDING A FLUID
44
Patent #:
5225928
Issue Dt:
07/06/1993
Application #:
07772068
Filing Dt:
10/07/1991
Title:
FOCUS COMPENSATING LENS FOR USE IN EXTREME TEMPERATURES
45
Patent #:
5142963
Issue Dt:
09/01/1992
Application #:
07782408
Filing Dt:
10/25/1991
Title:
LOAD REFERENCED PRESSURE REDUCING VALVE
46
Patent #:
5257279
Issue Dt:
10/26/1993
Application #:
07893260
Filing Dt:
06/04/1992
Title:
ADJUSTABLE FOCUS TECHNIQUE AND APPARATUS USING A MOVEABLE WEAK LENS
47
Patent #:
5287627
Issue Dt:
02/22/1994
Application #:
07984320
Filing Dt:
12/02/1992
Title:
AUTOMATIC PLUMB AND LEVEL TOOL WITH ACOUSTIC MEASURING CAPABILITY
48
Patent #:
5301005
Issue Dt:
04/05/1994
Application #:
08015816
Filing Dt:
02/10/1993
Title:
METHOD AND APPARATUS FOR DETERMINING THE POSITION OF A RETROREFLECTIVE ELEMENT
49
Patent #:
5334987
Issue Dt:
08/02/1994
Application #:
08041162
Filing Dt:
04/01/1993
Title:
AGRICULTURAL AIRCRAFT CONTROL SYSTEM USING THE GLOBAL POSITIONING SYSTEM
50
Patent #:
5375663
Issue Dt:
12/27/1994
Application #:
08042092
Filing Dt:
04/01/1993
Title:
EARTHMOVING APPARATUS AND METHOD FOR GRADING LAND PROVIDING CONTINUOUS RESURVEYING
51
Patent #:
5426507
Issue Dt:
06/20/1995
Application #:
08047630
Filing Dt:
04/19/1993
Title:
LASER-BASED PIPE ALIGNMENT DEVICE AND METHOD
52
Patent #:
5335244
Issue Dt:
08/02/1994
Application #:
08108899
Filing Dt:
08/18/1993
Title:
TECHNIQUE AND APPARATUS USING A MOVEABLE WEAK LENS
53
Patent #:
5420876
Issue Dt:
05/30/1995
Application #:
08252947
Filing Dt:
06/02/1994
Title:
GADOLINIUM VANADATE LASER
54
Patent #:
5450429
Issue Dt:
09/12/1995
Application #:
08252948
Filing Dt:
06/02/1994
Title:
EFFICIENT LINEAR FREQUENCY DOUBLED SOLID-STATE LASER
55
Patent #:
5479431
Issue Dt:
12/26/1995
Application #:
08252949
Filing Dt:
06/02/1994
Title:
SOLID-STATE LASER WITH ACTIVE ETALON AND METHOD THEREFOR
56
Patent #:
5440574
Issue Dt:
08/08/1995
Application #:
08253072
Filing Dt:
06/02/1994
Title:
SOLID-STATE LASER
57
Patent #:
5465493
Issue Dt:
11/14/1995
Application #:
08253073
Filing Dt:
06/02/1994
Title:
PIPE ALIGNMENT APPARATUS AND METHOD USING GREEN LIGHT
58
Patent #:
5848485
Issue Dt:
12/15/1998
Application #:
08774203
Filing Dt:
12/27/1996
Title:
SYSTEM FOR DETERMINING THE POSITION OF A TOOL MOUNTED ON PIVOTABLE ARM USING A LIGTH SOURCE AND REFLECTORS
59
Patent #:
5886776
Issue Dt:
03/23/1999
Application #:
08797844
Filing Dt:
02/10/1997
Title:
LASER BEAM RECEIVER CIRCUIT
60
Patent #:
5852493
Issue Dt:
12/22/1998
Application #:
08815623
Filing Dt:
03/13/1997
Title:
SELF-ALIGNING LASER TRANSMITTER HAVING A DUAL SLOPE GRADE MECHANISM
61
Patent #:
5844679
Issue Dt:
12/01/1998
Application #:
08833978
Filing Dt:
04/11/1997
Title:
SYSTEM FOR ADJUSTING THE ORIENTATION OF A PLANE OF LASER LIGHT
62
Patent #:
5994688
Issue Dt:
11/30/1999
Application #:
08834472
Filing Dt:
04/11/1997
Title:
POSITION LEVELING SENSOR FOR A LASER TRANSMITTER
63
Patent #:
5867522
Issue Dt:
02/02/1999
Application #:
08834473
Filing Dt:
04/11/1997
Title:
AUTOFOCUSING SYSTEM FOR A LASER TRANSMITTER
64
Patent #:
5977534
Issue Dt:
11/02/1999
Application #:
08834476
Filing Dt:
04/11/1997
Title:
LASER TRANSMITTER INCORPORATING TARGET DITHER
65
Patent #:
5805362
Issue Dt:
09/08/1998
Application #:
08834477
Filing Dt:
04/11/1997
Title:
FOCUSING MECHANISM USING A THIN DIAPHRAGM
66
Patent #:
6091487
Issue Dt:
07/18/2000
Application #:
08926395
Filing Dt:
09/09/1997
Title:
LASER TRANSMITTER INCORPORATING AUTO SCAN DITHER ZONE
67
Patent #:
6034613
Issue Dt:
03/07/2000
Application #:
08926901
Filing Dt:
09/10/1997
Title:
SHOCK AND VIBRATION SENSOR
Assignor
1
SPECTRA-PHYSICS LASERPLANE, INC.
Exec Dt:
09/26/1997
Assignee
1
SPECTRA PRECISION, INC.
5475 KELLENBURGER ROAD
DAYTON, OHIO 45424
Correspondence name and address
KILLWORTH GOTTMAN HAGAN & SCHAEFF L.L.P.
JAMES F. GOTTMAN
ONE SOUTH MAIN STREET
ONE DAYTON CENTRE, SUITE 500
DAYTON, OHIO 45402-2023

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