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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : WANG, HSUAN-KAI
Total Assignments: 11
Assignment: 1
Reel/Frame:023611/0609   Pages: 4
Recorded: 12/07/2009
Attorney Dkt #:829-6_V98022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, LI-WEI
Exec Dt:
10/28/2009
2
KUNG, NIEN-HUI
Exec Dt:
10/28/2009
3
CHU, KWAN-JEN
Exec Dt:
10/28/2009
4
WANG, HSUAN-KAI
Exec Dt:
10/28/2009
Assignee
1
RICHTEK TECHNOLOGY CORP.
5F, NO. 20 TAI YUEN STREET
CHUPEI CITY, HSINCHU, TAIWAN 302
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8378640
US20110012565
12631988
Correspondence name and address
G. LINK CO., LTD.
3550 BELL ROAD
MINOOKA, IL 60447
Assignment: 2
Reel/Frame:025760/0484   Pages: 2
Recorded: 02/01/2011
Attorney Dkt #:MR2707-408
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHU, KWAN-JEN
Exec Dt:
12/29/2010
2
KUNG, NIEN-HUI
Exec Dt:
12/30/2010
3
WANG, HSUAN-KAI
Exec Dt:
12/30/2010
Assignee
1
RICHTEK TECHNOLOGY CORP.
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY
HSINCHU 310, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8283974
US20110169561
12984088
Correspondence name and address
ROSENBERG, KLEIN & LEE
3458 ELLICOTT CENTER DRIVE-SUITE 101
ELLICOTT CITY MD 21043
Assignment: 3
Reel/Frame:026450/0443   Pages: 2
Recorded: 05/26/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, HSUAN-KAI
Exec Dt:
05/12/2011
2
KUNG, NIEN-HUI
Exec Dt:
05/12/2011
3
LI, WEI-I
Exec Dt:
05/12/2011
Assignee
1
RICHTEK TECHNOLOGY CORPORATION, R.O.C.
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSIN-CHU, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8653795
US20120112705
13134036
Correspondence name and address
RANDY W. TUNG
TUNG & ASSOCIATES
838 W LONG LAKE ROAD
SUITE 120
BLOOMFIELD HILLS, MICHIGAN 48302
Assignment: 4
Reel/Frame:026582/0786   Pages: 3
Recorded: 07/13/2011
Attorney Dkt #:66007-485
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIN, CHIA-HSIANG
Exec Dt:
05/24/2011
2
LEE, LI-WEI
Exec Dt:
05/24/2011
3
HSIAO, CHEN-HSIANG
Exec Dt:
05/24/2011
4
WANG, HSUAN-KAI
Exec Dt:
05/24/2011
Assignee
1
RICHTEK TECHNOLOGY CORP
5F., NO.20, TAIYUAN ST., ZHUBEI CITY
HSINCHU COUNTY, TAIWAN 302
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120249085
13181643
Correspondence name and address
WPAT, PC INTELLECTUAL PROPERTY ATTORNEYS
1940 DUKE STREET, SUITE 200
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:027783/0396   Pages: 3
Recorded: 02/29/2012
Attorney Dkt #:5442/0123PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, HSUAN-KAI
Exec Dt:
12/27/2011
2
KUNG, NIEN-HUI
Exec Dt:
12/27/2011
3
LIN, CHIA-HSIANG
Exec Dt:
12/27/2011
Assignee
1
RICHTEK TECHNOLOGY CORP.
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSINCHU, TAIWAN 310
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120169294
13341672
Correspondence name and address
MUNCY, GEISSLER, OLDS & LOWE, PLLC
4000 LEGATO ROAD
SUITE 310
FAIRFAX, VA 22033
Assignment: 6
Reel/Frame:027544/0161   Pages: 2
Recorded: 01/17/2012
Attorney Dkt #:92,000-283 (RH-1171)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, HSUAN-KAI
Exec Dt:
01/12/2012
2
KUNG, NIEN-HUI
Exec Dt:
01/12/2012
3
CHEN, CHIEH-WEI
Exec Dt:
01/12/2012
Assignee
1
RICHTEK TECHNOLOGY CORPORATION, R.O.C.
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130181683
13351917
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
838 W. LONG LAKE RD.
SUITE 120
BLOOMFIELD HILLS, MI 48302
Assignment: 7
Reel/Frame:027545/0938   Pages: 2
Recorded: 01/17/2012
Attorney Dkt #:92,000-282 (RH-1170)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, HSUAN-KAI
Exec Dt:
01/12/2012
2
KUNG, NIEN-HUI
Exec Dt:
01/12/2012
Assignee
1
RICHTEK TECHNOLOGY CORPORATION, R.O.C.
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130181522
13352020
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
838 W. LONG LAKE RD.
SUITE 120
BLOOMFIELD HILLS, MI 48302
Assignment: 8
Reel/Frame:030526/0729   Pages: 2
Recorded: 05/31/2013
Attorney Dkt #:92,000-377 (RH-1246)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUNG, NIEN-HUI
Exec Dt:
05/27/2013
2
WANG, HSUAN-KAI
Exec Dt:
05/27/2013
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140354050
13907359
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
838 W. LONG LAKE RD.
SUITE 120
BLOOMFIELD HILLS, MI 48302
Assignment: 9
Reel/Frame:060198/0887   Pages: 2
Recorded: 06/14/2022
Attorney Dkt #:92000-752(RH-1587)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, HSUAN-KAI
Exec Dt:
08/31/2021
2
SHE, HSIEN-CHIH
Exec Dt:
08/31/2021
3
LIU, PO-CHENG
Exec Dt:
08/31/2021
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230070676
17840556
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 10
Reel/Frame:061585/0793   Pages: 2
Recorded: 10/28/2022
Attorney Dkt #:92000-771(RH-1605)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHUN-JEN
Exec Dt:
05/16/2022
2
WANG, HSUAN-KAI
Exec Dt:
05/16/2022
3
YANG, CHI-JEN
Exec Dt:
05/17/2022
4
SHE, HSIEN-CHIH
Exec Dt:
05/25/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230160935
18050928
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 11
Reel/Frame:061807/0952   Pages: 3
Recorded: 11/17/2022
Attorney Dkt #:92000-779(RH-1613)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHUN-JEN
Exec Dt:
06/21/2022
2
HUANG, SSU-WEI
Exec Dt:
06/21/2022
3
WANG, HSUAN-KAI
Exec Dt:
06/21/2022
4
YANG, CHI-JEN
Exec Dt:
06/21/2022
5
SHE, HSIEN-CHIH
Exec Dt:
06/21/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230198473
18056329
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135

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