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Patent Assignment Assignor Details
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Assignor Name : LIU, YU-CHUAN
Total Assignments: 19
Assignment: 1
Reel/Frame:014758/0431   Pages: 3
Recorded: 06/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
03/29/2004
2
LEE, CHIA-MING
Exec Dt:
03/29/2004
3
CHEN, I-LING
Exec Dt:
03/29/2004
4
CHYI, JEN-INN
Exec Dt:
03/26/2004
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD ROAD
NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050224812
10814872
Correspondence name and address
BAKER & MCKENZIE
DAVID I. ROCHE
130 E. RANDOLPH DRIVE
CHICAGO, ILLINOIS 60601
Assignment: 2
Reel/Frame:014760/0135   Pages: 3
Recorded: 06/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
03/29/2004
2
LEE, CHIA-MING
Exec Dt:
03/29/2004
3
CHEN, I-LING
Exec Dt:
03/29/2004
4
CHYI, JEN-INN
Exec Dt:
03/29/2004
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD ROAD
NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7227192
US20050224813
10815091
Correspondence name and address
DAVID I. ROCHE
130 E. RANDOLPH DRIVE
CHICAGO, IL 60601
Assignment: 3
Reel/Frame:015375/0956   Pages: 3
Recorded: 11/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
06/03/2004
2
LEE, CHIA-MING
Exec Dt:
06/10/2004
3
CHEN, I-LING
Exec Dt:
06/04/2004
4
CHYI, JEN-INN
Exec Dt:
06/07/2004
Assignee
1
TEKCORE, LTD.
NO. 18, TZU-CHUNG 3RD ROAD
NAN-KUNG INDUSTRIAL ZONE, NANTOU
NANTOU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7166483
US20050279990
10870347
Correspondence name and address
BAKER & MCKENZIE
DAIVD I. ROCHE
130 E. RANDOLPH DRIVE
CHICAGO, IL 60601
Assignment: 4
Reel/Frame:016174/0578   Pages: 4
Recorded: 04/28/2005
Conveyance: CORRECTION OF NAME OF RECEIVING PARTY PREVIOUSLY RECORDED ON REEL 015375 FRAME 0956.
Assignors
1
LIU, YU-CHUAN
Exec Dt:
06/03/2004
2
LEE, CHIA-MING
Exec Dt:
06/10/2004
3
CHEN, I-LING
Exec Dt:
06/04/2004
4
CHYI, JEN-INN
Exec Dt:
06/07/2004
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD ROAD
NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7166483
US20050279990
10870347
Correspondence name and address
DAVID I. ROCHE
BAKER & MCKENZIE
130 E. RANDOLPH DRIVE
CHICAGO, IL 60601
Assignment: 5
Reel/Frame:015908/0443   Pages: 2
Recorded: 10/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GER, MING-DER
Exec Dt:
10/15/2004
2
YANG, KUANG-HSUAN
Exec Dt:
10/15/2004
3
SUNG, YUH
Exec Dt:
10/15/2004
4
HWU, WEN-HWA
Exec Dt:
10/15/2004
5
LIU, YU-CHUAN
Exec Dt:
10/15/2004
Assignee
1
CHUNG CHENG INSTITUTE OF TECHNOLOGY, NATIONAL DEFENSE UNIVERSITY
NO. 190, SANYUAN 1ST ST., DAXI TOWN
TAOYUAN COUNTY 335, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6755918
US20030230365
10167479
Correspondence name and address
BACON & THOMAS, PLLC
RICHARD E. FICHTER
625 SLATERS LANE FOURTH FLOOR
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:016085/0255   Pages: 2
Recorded: 12/13/2004
Attorney Dkt #:10794.12
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, YU-CHUAN
Exec Dt:
11/24/2004
Assignee
1
POWER GEODE TECHNOLOGY CO. LTD.
11F-1, 19-2 SANCHUNG ROAD
NANKANG, TAIPEI, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060091039
11010617
Correspondence name and address
MICHAEL F. KRIEGER
KIRTON & MCCONKIE
1800 EAGLE GATE TOWER
60 EAST SOUTH TEMPLE
SALT LAKE CITY, UT 84111
Assignment: 7
Reel/Frame:016338/0361   Pages: 4
Recorded: 02/23/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, CHIA-MING
Exec Dt:
02/21/2005
2
CHEN, TSUNG LIANG
Exec Dt:
02/21/2005
3
CHEN, I-LING
Exec Dt:
02/21/2005
4
LIU, YU-CHUAN
Exec Dt:
02/21/2005
5
CHYI, JEN-INN
Exec Dt:
02/21/2005
Assignee
1
TEKCORE CO., LTD.
NO. 18, ZIHCHIANG 3RD RD.
NANTOU, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7462505
US20060189019
11063479
Correspondence name and address
JENNY W. CHEN
2001 ROSS AVENUE
2300 TRAMMELL CROW CENTER
DALLAS, TX 75201
Assignment: 8
Reel/Frame:016573/0805   Pages: 2
Recorded: 07/26/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
06/02/2005
2
LEE, CHIA-MING
Exec Dt:
06/02/2005
3
CHEN, I-LING
Exec Dt:
06/02/2005
4
CHYI, JENN-INN
Exec Dt:
06/06/2005
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD ROAD, NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN R.O.C.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070015300
11181756
Correspondence name and address
MORTON J. ROSENBERG, ESQ.
ROSENBERG, KLEIN & LEE
3458 ELLICOTT CENTER DRIVE
SUITE 101
ELLICOTT CITY, MD 21043
Assignment: 9
Reel/Frame:020126/0109   Pages: 4
Recorded: 10/31/2007
Attorney Dkt #:2450-1668PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
08/15/2007
2
LIN, HUNG-CHENG
Exec Dt:
08/16/2007
3
HSU, WEN-CHIEH
Exec Dt:
08/16/2007
4
LEE, CHIA-MING
Exec Dt:
08/21/2007
5
FU, JENN-HWA
Exec Dt:
08/21/2007
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD. RD.
NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN ROC
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7645624
US20090111202
11980472
Correspondence name and address
JOE MCKINNEY MUNCY
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VIRGINIA 22040-0747
Assignment: 10
Reel/Frame:019923/0561   Pages: 3
Recorded: 10/04/2007
Attorney Dkt #:LETP0014USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HSING-KUO
Exec Dt:
09/20/2007
2
CHU, YI-SHAN
Exec Dt:
09/20/2007
3
LIU, YU-CHUAN
Exec Dt:
09/20/2007
Assignee
1
LEADTREND TECHNOLOGY CORP.
4F, NO. 18, PROSPERITY RD II, SCIENCE-BASED INDUSTRIAL PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090091950
11867009
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 11
Reel/Frame:020063/0350   Pages: 3
Recorded: 11/05/2007
Attorney Dkt #:LETP0016USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIN, CHIEN-LIANG
Exec Dt:
10/18/2007
2
LIU, YU-CHUAN
Exec Dt:
10/18/2007
Assignee
1
LEADTREND TECHNOLOGY CORP.
4F, NO. 18, PROSPERITY RD II, SCIENCE-BASED INDUSTRIAL PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090116153
11934789
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 12
Reel/Frame:020210/0144   Pages: 3
Recorded: 12/07/2007
Attorney Dkt #:LETP0023USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, YUAN-WEN
Exec Dt:
11/21/2007
2
WANG, YU-BIN
Exec Dt:
11/21/2007
3
CHUANG, MING-NAN
Exec Dt:
11/21/2007
4
LIU, YU-CHUAN
Exec Dt:
11/21/2007
Assignee
1
LEADTREND TECHNOLOGY CORP.
4F, NO. 18, PROSPERITY RD II, SCIENCE-BASED INDUSTRIAL PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7619909
US20090147548
11952144
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 13
Reel/Frame:023328/0595   Pages: 3
Recorded: 10/06/2009
Attorney Dkt #:LETP0023USA3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, YUAN-WEN
Exec Dt:
11/21/2007
2
WANG, YU-BIN
Exec Dt:
11/21/2007
3
CHUANG, MING-NAN
Exec Dt:
11/21/2007
4
LIU, YU-CHUAN
Exec Dt:
11/21/2007
Assignee
1
LEADTREND TECHNOLOGY CORP.
4F, NO. 18, PROSPERITY RD II, SCIENCE-BASED INDUSTRIAL PARK
HSIN-CHU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7772824
US20100026268
12573885
Correspondence name and address
WINSTON HSU
P.O.BOX 506
MERRIFIELD, VA 22116
Assignment: 14
Reel/Frame:020456/0397   Pages: 4
Recorded: 02/01/2008
Attorney Dkt #:2450-1702PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HSU, WEN-CHIEH
Exec Dt:
12/14/2007
2
LIU, YU-CHUAN
Exec Dt:
12/14/2007
3
FU, JENN-HWA
Exec Dt:
12/14/2007
4
LEE, SHIH-HUNG
Exec Dt:
12/14/2007
5
WANG, TAI-CHUN
Exec Dt:
12/14/2007
Assignee
1
TEKCORE CO., LTD.
NO.18, TZU-CHUNG 3RD. RD., NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7579202
US20090162959
11963580
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22050
Assignment: 15
Reel/Frame:023356/0324   Pages: 4
Recorded: 10/12/2009
Attorney Dkt #:TEK-002053
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YU-CHUAN
Exec Dt:
09/16/2009
2
CHEN, KUAN-TING
Exec Dt:
09/16/2009
3
YEH, NIEN-TZE
Exec Dt:
09/16/2009
Assignee
1
TEKCORE CO., LTD.
NO. 18, TZU-CHUNG 3RD. ROAD
NAN-KUNG INDUSTRIAL ZONE
NANTOU, TAIWAN 540
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D619976
NONE
29345168
Correspondence name and address
SUSAN VANDERWALKER
BAKER & MCKENZIE LLP
130 E. RANDOLPH DRIVE
CHICAGO, IL 60601
Assignment: 16
Reel/Frame:033651/0803   Pages: 3
Recorded: 09/02/2014
Attorney Dkt #:19306-123
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, YU-CHUAN
Exec Dt:
08/26/2014
Assignee
1
TAIPEI MEDICAL UNIVERSITY
250 WU-HSING STREET
TAIPEI, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9907896
US20140377808
14309486
Correspondence name and address
WPAT, PC INTELLECTUAL PROPERTY ATTORNEYS
1100 QUAIL STREET, SUITE 202
NEWPORT BEACH, CA 92660
Assignment: 17
Reel/Frame:053613/0071   Pages: 5
Recorded: 08/27/2020
Attorney Dkt #:14212.963
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHU, WEN-CHIH
Exec Dt:
03/16/2020
2
CHANG, YI-TING
Exec Dt:
02/13/2020
3
LIU, YU-CHUAN
Exec Dt:
02/13/2020
4
CHAN, WEN-HSIEN
Exec Dt:
03/16/2020
5
CHU, YU-CUN
Exec Dt:
03/16/2020
Assignee
1
PRIMAX ELECTRONICS LTD.
NO. 669, RUEY KUANG ROAD, NEIHU
TAIPEI, TAIWAN 114
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11309725
US20210152000
17004237
Correspondence name and address
EVAN R. WITT KIRTON & MCCONKIE
36 SOUTH STATE STREET, SUITE 1900
SALT LAKE CITY, UT 84111
Assignment: 18
Reel/Frame:058329/0464   Pages: 3
Recorded: 12/07/2021
Attorney Dkt #:14212.1033
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHU, WEN-CHIH
Exec Dt:
11/18/2021
2
SHU, SENG-WEI
Exec Dt:
11/18/2021
3
LIU, YU-CHUAN
Exec Dt:
11/18/2021
Assignee
1
PRIMAX ELECTRONICS LTD.
NO. 669, RUEY KUANG ROAD, NEIHU
TAIPEI, TAIWAN 114
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220291714
17544899
Correspondence name and address
EVAN R. WITT KIRTON & MCCONKIE
36 SOUTH STATE STREET, SUITE 1900
SALT LAKE CITY, UT 84111
Assignment: 19
Reel/Frame:063930/0728   Pages: 4
Recorded: 06/13/2023
Attorney Dkt #:347298-994180/PE-68050-AM
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, CHIH-LUNG
Exec Dt:
06/01/2023
2
WANG, PIN-SHENG
Exec Dt:
06/01/2023
3
LIOU, YAN-CHIUAN
Exec Dt:
06/01/2023
4
LIU, YU-CHUAN
Exec Dt:
06/01/2023
5
LIN, YU-CHI
Exec Dt:
06/01/2023
6
CHEN, TENG-KUEI
Exec Dt:
06/01/2023
Assignee
1
WAFERCHEM TECHNOLOGY CORPORATION
4F., NO. 50-1, KEYAN RD., ZHUNAN TOWNSHIP
MIAOLI COUNTY, TAIWAN 350
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230411231
18208791
Correspondence name and address
DLA PIPER LLP (US)
2000 UNIVERSITY AVENUE
EAST PALO ALTO, CA 94303-2248

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