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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 : CHEN, YI-KUANG
Total Assignments: 12
Assignment: 1
Reel/Frame:016429/0191   Pages: 3
Recorded: 08/22/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UCHIDA, DAISUKE
Exec Dt:
06/30/2005
2
CHEN, YI-KUANG
Exec Dt:
07/25/2005
3
TAKEMURA, SHINICHI
Exec Dt:
07/04/2005
4
TAKAHASHI, TOSHIYUKI
Exec Dt:
07/20/2005
5
AOYAGI, KENICHI
Exec Dt:
07/01/2005
Assignees
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
2
NIPPON OIL CORPORATION
3-12, NISHI SHIMBASHI
1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8412
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060011507
11138248
Correspondence name and address
TAMERA L. FAIR
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 2
Reel/Frame:021073/0609   Pages: 2
Recorded: 06/10/2008
Attorney Dkt #:3722/0531PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, CHAO-CHENG
Exec Dt:
09/21/2007
2
CHEN, YI-KUANG
Exec Dt:
09/21/2007
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO. 2, INNOVATION RD. II, SCIENCE-BASED INDUSTRIAL PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7834693
US20080303595
12136428
Correspondence name and address
MUNCY, GEISSLER, OLDS & LOWE, PLLC
P.O. BOX 1364
FAIRFAX, VA 22038-1364
Assignment: 3
Reel/Frame:020019/0526   Pages: 2
Recorded: 10/16/2007
Attorney Dkt #:3722-0441pus1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
10/12/2007
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO. 2, INNOVATION RD. II
SCIENCE-BASED INDUSTRIAL PARK
HSINCHU, TAIWAN 300, ROC
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080088379
11907695
Correspondence name and address
JOE MCKINNEY MUNCY
BIRCH STEWART KOLASCH, ET AL.
8110 GATEHOUSE ROAD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:028448/0329   Pages: 3
Recorded: 06/27/2012
Attorney Dkt #:NVAP0273USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
05/17/2012
Assignee
1
NOVATEK MICROELECTRONICS CORP.
2F, NO. 13, INNOVATION RD. I, HSINCHU SCIENCE PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9024479
US20130229058
13533993
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 5
Reel/Frame:028778/0945   Pages: 3
Recorded: 08/14/2012
Attorney Dkt #:NVAP0300USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
07/27/2012
Assignee
1
NOVATEK MICROELECTRONICS CORP.
2F, NO. 13, INNOVATION RD. I, HSINCHU SCIENCE PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130300396
13584832
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 6
Reel/Frame:029252/0246   Pages: 3
Recorded: 11/07/2012
Attorney Dkt #:NVAP0349USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
11/01/2012
Assignee
1
NOVATEK MICROELECTRONICS CORP.
2F, NO. 13, INNOVATION RD. I, HSINCHU SCIENCE PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8736318
US20140062556
13670466
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 7
Reel/Frame:055449/0190   Pages: 2
Recorded: 03/01/2021
Attorney Dkt #:92,000-671(RH-1511)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, YI-KUANG
Exec Dt:
09/23/2020
2
HSIAO, MING-JUN
Exec Dt:
09/23/2020
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11152927
US20210305973
17188962
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 8
Reel/Frame:059058/0843   Pages: 2
Recorded: 02/21/2022
Attorney Dkt #:92000-698(RH-1538)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
03/16/2021
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11870400
US20220294396
17676594
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 9
Reel/Frame:059252/0092   Pages: 2
Recorded: 02/26/2022
Attorney Dkt #:92000-696(RH-1536)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, YI-KUANG
Exec Dt:
03/16/2021
2
HSIAO, MING-JUN
Exec Dt:
03/16/2021
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220302912
17681728
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 10
Reel/Frame:061535/0906   Pages: 2
Recorded: 10/26/2022
Attorney Dkt #:92000-780(RH-1614)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
06/20/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230188120
18049611
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 11
Reel/Frame:064929/0284   Pages: 2
Recorded: 09/17/2023
Attorney Dkt #:92,000-802(RH-1647)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
10/06/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240128933
18468727
Correspondence name and address
RANDY TUNG
445 LONE PINE ROAD
BLOOMFIELD HILLS, MI 48304
Assignment: 12
Reel/Frame:065244/0194   Pages: 4
Recorded: 10/16/2023
Attorney Dkt #:42762.0018.US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHEN, YI-KUANG
Exec Dt:
10/26/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST., ZHUBEI CITY
HSINCHU, TAIWAN 302082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240146295
18487997
Correspondence name and address
HUAN-YI LIN
4521 WELLFLEET DR
HUNTINGTON BEACH, CA 92649

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