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Patent Assignment Assignor Details
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Assignor Name : CHENG, HUNG-YU
Total Assignments: 12
Assignment: 1
Reel/Frame:029714/0028   Pages: 2
Recorded: 01/29/2013
Attorney Dkt #:92,000-350 (RH-1222)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHIU, TZU-HUAN
Exec Dt:
01/22/2013
2
PAI, CHUNG-LUNG
Exec Dt:
01/22/2013
3
CHENG, HUNG-YU
Exec Dt:
01/22/2013
4
CHANG, SHUO-WEN
Exec Dt:
01/22/2013
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
5F, NO. 20, TAI YUEN STREET
CHUPEI CITY, HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140210439
13752881
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
838 W. LONG LAKE RD.
SUITE 120
BLOOMFIELD HILLS, MI 48302
Assignment: 2
Reel/Frame:032428/0679   Pages: 4
Recorded: 03/13/2014
Attorney Dkt #:6024-0217PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
02/21/2013
2
PAI, CHUNG-LUNG
Exec Dt:
02/21/2013
3
CHIU, TZU HUAN
Exec Dt:
02/21/2013
4
LU, CHIEN-PING
Exec Dt:
03/08/2013
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F.-1, NO.8, TAI YUEN 1ST STREET
CHUPEI CITY, HSINCHU, TAIWAN 30288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9041374
US20140266133
14206877
Correspondence name and address
BIRCH, STEWART, KOLASCH, & BIRCH, LLP.
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:035265/0668   Pages: 4
Recorded: 03/26/2015
Attorney Dkt #:6024-0242PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
06/17/2014
2
CHIU, TZU-HUAN
Exec Dt:
06/12/2014
3
CHANG, SHUO-WEN
Exec Dt:
06/17/2014
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F.-1, NO.8, TAI YUEN 1ST STREET
CHUPEI CITY, HSINCHU, TAIWAN 30288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9395734
US20160070281
14669704
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH, LLP
PO BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:039224/0042   Pages: 2
Recorded: 07/22/2016
Attorney Dkt #:92,000-491 (RH-1350)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, HUNG-YU
Exec Dt:
07/11/2016
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9787187
US20170201178
15217102
Correspondence name and address
RANDY TUNG
3349 SOUTH SHORE CIRCLE
BLOOMFIELD HILLS, MI 48323
Assignment: 5
Reel/Frame:044774/0380   Pages: 2
Recorded: 01/30/2018
Attorney Dkt #:92,000-531 (RH-1388)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
01/26/2018
2
WU, KUO-CHUN
Exec Dt:
01/26/2018
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10097079
NONE
15883867
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
3349 SOUTH SHORE CIRCLE
WEST BLOOMFIELD, MI 48323
Assignment: 6
Reel/Frame:051697/0395   Pages: 2
Recorded: 02/03/2020
Attorney Dkt #:92,000-603(RH-1451)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHIANG, PO-YU
Exec Dt:
10/18/2018
2
CHENG, HUNG-YU
Exec Dt:
10/18/2018
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11171560
US20200304018
16779764
Correspondence name and address
RANDY A TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 7
Reel/Frame:047322/0976   Pages: 2
Recorded: 10/26/2018
Attorney Dkt #:92,000-611(RH-1459)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WU, KUO-CHUN
Exec Dt:
10/24/2018
2
CHENG, HUNG-YU
Exec Dt:
10/24/2018
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10644600
US20190296642
16171422
Correspondence name and address
TUNG & ASSOCIATES / RANDY W. TUNG, ESQ.
3349 SOUTH SHORE CIRCLE
WEST BLOOMFIELD, MI 48323
Assignment: 8
Reel/Frame:060407/0154   Pages: 2
Recorded: 07/06/2022
Attorney Dkt #:92000-755(RH-1590)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
01/27/2022
2
YU, TSUNG-HAN
Exec Dt:
01/27/2022
3
CHU, KENG-HONG
Exec Dt:
02/14/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230198404
17858149
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 9
Reel/Frame:059964/0373   Pages: 2
Recorded: 05/19/2022
Attorney Dkt #:92000-754(RH-1589)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
04/26/2022
2
WU, CHI-HSUN
Exec Dt:
04/25/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230043119
17749052
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 10
Reel/Frame:063316/0878   Pages: 2
Recorded: 04/13/2023
Attorney Dkt #:92000-758(RH-1593)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
05/04/2022
2
CHU, KENG-HONG
Exec Dt:
05/04/2022
3
CHENG, LI-CHEN
Exec Dt:
05/05/2022
4
YU, TSUNG-HAN
Exec Dt:
05/04/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230359232
18299985
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 11
Reel/Frame:060327/0036   Pages: 3
Recorded: 06/28/2022
Attorney Dkt #:92000-747(RH-1582)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUANG, CHEN-PIN
Exec Dt:
06/21/2022
2
LI, CHIA-CHUN
Exec Dt:
06/22/2022
3
HSU, CHEN-LIN
Exec Dt:
06/22/2022
4
CHENG, HUNG-YU
Exec Dt:
06/22/2022
5
YANG, WAN-HSUAN
Exec Dt:
06/22/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO. 8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220416652
17851015
Correspondence name and address
RANDY TUNG
7010 MIDDLEBELT ROAD
GARDEN CITY, MI 48135
Assignment: 12
Reel/Frame:064665/0294   Pages: 2
Recorded: 08/22/2023
Attorney Dkt #:92000-799(RH-1641)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, HUNG-YU
Exec Dt:
09/19/2022
2
YANG, WAN-HSUAN
Exec Dt:
09/19/2022
3
WU, CHI-HSUN
Exec Dt:
09/19/2022
Assignee
1
RICHTEK TECHNOLOGY CORPORATION
14F., NO.8, TAIYUAN 1ST ST.
ZHUBEI CITY, HSINCHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240097567
18453586
Correspondence name and address
RANDY TUNG
445 LONE PINE ROAD
BLOOMFIELD HILLS, MI 48304

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