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Patent Assignment Assignor Details
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Assignor Name : CHANG, JUNSEOK
Total Assignments: 20
Assignment: 1
Reel/Frame:016174/0369   Pages: 4
Recorded: 04/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUO, TANG-WEI
Exec Dt:
02/07/2005
2
NAJT, PAUL M.
Exec Dt:
02/07/2005
3
ENG, JAMES A.
Exec Dt:
02/07/2005
4
CHANG, JUNSEOK
Exec Dt:
02/07/2005
5
FILIPI, ZORAN S.
Exec Dt:
01/28/2005
6
ASSANIS, DIONISSIOS N.
Exec Dt:
02/02/2005
7
GURALP, ORGUN A.
Exec Dt:
01/28/2005
Assignee
1
GENERAL MOTORS CORPORATION
DETROIT, MICHIGAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7128062
US20060005818
11064320
Correspondence name and address
KATHRYN A. MARRA
GENERAL MOTORS CORPORATION
LEGAL STAFF
MAIL CODE 482-C23-B21, P.O. BOX 300
DETROIT, MI 48265-3000
Assignment: 2
Reel/Frame:016416/0012   Pages: 5
Recorded: 06/27/2005
Attorney Dkt #:DP-305375
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUO, TANG-WEI
Exec Dt:
02/07/2005
2
NAJT, PAUL M.
Exec Dt:
02/07/2005
3
ENG, JAMES A.
Exec Dt:
02/07/2005
4
CHANG, JUNSEOK
Exec Dt:
02/07/2005
5
FILIPI, ZORAN S.
Exec Dt:
01/28/2005
6
ASSANIS, DIONISSIOS N.
Exec Dt:
02/02/2005
7
GURALP, ORGUN A.
Exec Dt:
01/28/2005
Assignees
1
GENERAL MOTORS CORPORATION
DETROIT, MICHIGAN
2
MICHIGAN, UNIVERSITY OF OFFICE OF TECHNOLOGY TRANSFER
3003 S. STATE STREET
2071 WOLVERINE TOWER
ANN ARBOR, MICHIGAN 48109-1280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7128062
US20060005818
11064320
Correspondence name and address
KATHRYN A MARRA
GENERAL MOTORS CORPORATION
LEGAL STAFF - MAIL CODE 482-C23-B21
P.O. BOX 300
DETROIT, MI 48265-3000
Assignment: 3
Reel/Frame:021964/0057   Pages: 6
Recorded: 12/11/2008
Attorney Dkt #:P002671/RD/JMC(GMC7178)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLEARY, DAVID J.
Exec Dt:
12/11/2008
2
NAJT, PAUL M.
Exec Dt:
09/25/2008
3
MARRIOTT, CRAIG D.
Exec Dt:
09/26/2008
4
CHANG, JUNSEOK
Exec Dt:
09/26/2008
Assignee
1
GM GLOBAL TECHNOLOGY OPERATIONS, INC.
300 RENAISSANCE CENTER
MAIL CODE 482-C23-B21, P.O. BOX 300
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8061318
US20090084333
12237471
Correspondence name and address
CICHOSZ & CICHOSZ, PLLC
129 E. COMMERCE
MILFORD, MI 48381
Assignment: 4
Reel/Frame:023416/0424   Pages: 5
Recorded: 10/23/2009
Attorney Dkt #:P006978-PTE-CD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCZOMAK, DAVID P.
Exec Dt:
09/23/2009
2
CLEARY, DAVID J.
Exec Dt:
09/23/2009
3
CHANG, JUNSEOK
Exec Dt:
07/22/2009
Assignee
1
GM GLOBAL TECHNOLOGY OPERATIONS, INC.
P.O. BOX 300
MAIL CODE 482-C23-B21
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9163568
US20110088661
12582304
Correspondence name and address
HARNESS, DICKEY & PIERCE, P.L.C.
P.O. BOX 828
BLOOMFIELD HILLS, MI 48303
Assignment: 5
Reel/Frame:023517/0115   Pages: 7
Recorded: 11/13/2009
Attorney Dkt #:P006978-PTE-CD
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE DOCUMENT DATE ON THE ASSIGNMENT RECORDATION PREVIOUSLY RECORDED ON REEL 023416 FRAME 0424. ASSIGNOR(S) HEREBY CONFIRMS THE DOCUMENT DATE OF INVENTOR DAVID P. SCZOMAK IS 09/14/2009.
Assignors
1
SCZOMAK, DAVID P.
Exec Dt:
09/14/2009
2
CLEARY, DAVID J.
Exec Dt:
09/23/2009
3
CHANG, JUNSEOK
Exec Dt:
07/22/2009
Assignee
1
GM GLOBAL TECHNOLOGY OPERATIONS, INC.
P.O. BOX 300
MAIL CODE 482-C23-B21
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9163568
US20110088661
12582304
Correspondence name and address
HARNESS, DICKEY & PIERCE, P.L.C.
P.O. BOX 828
BLOOMFIELD HILLS, MI 48303
Assignment: 6
Reel/Frame:035025/0597   Pages: 5
Recorded: 02/25/2015
Attorney Dkt #:CU-71821 LKT/CS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, KYUNGEUN
Exec Dt:
02/23/2015
2
LA, DOOHYUN
Exec Dt:
02/23/2015
3
CHANG, JUNSEOK
Exec Dt:
02/23/2015
4
CHO, BYUNGCHUL
Exec Dt:
02/23/2015
5
RYU, DONGHO
Exec Dt:
02/23/2015
6
PARK, JUHWAN
Exec Dt:
02/23/2015
7
KIM, YOUNGJUN
Exec Dt:
02/23/2015
Assignee
1
WONIK IPS CO., LTD.
75, JINWISANDAN-RO, JINWI-MYEON PYEONGTAEK-SI
GYEONGGI-DO, KOREA, REPUBLIC OF 451-862
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150249004
14630864
Correspondence name and address
RICHARD J. STREIT
LADAS & PARRY, 224 SOUTH MICHIGAN AVE.
CHICAGO, IL 60604
Assignment: 7
Reel/Frame:044459/0883   Pages: 4
Recorded: 12/21/2017
Attorney Dkt #:SA 6122 PA/77097-6122
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, JUNSEOK
Exec Dt:
12/21/2017
2
SIM, JAEHEON
Exec Dt:
12/21/2017
3
CHOI, SEUNG-HAK
Exec Dt:
12/21/2017
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10378427
US20180283262
15475383
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE S. MAIN ST.
SUITE 1300
DAYTON, OH 45402
Assignment: 8
Reel/Frame:045481/0681   Pages: 4
Recorded: 04/09/2018
Attorney Dkt #:SA6157/SA 6157 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHANG, JUNSEOK
Exec Dt:
04/08/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10612476
US20190309695
15948516
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 9
Reel/Frame:046494/0748   Pages: 8
Recorded: 07/30/2018
Attorney Dkt #:SA6135/SA 6135 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
06/04/2018
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
04/04/2018
3
AMER, AMER A.
Exec Dt:
06/06/2018
4
CHANG, JUNSEOK
Exec Dt:
04/08/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10408139
US20190301373
15939971
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE S. MAIN STREET
SUITE 1300
DAYTON, OH 45402
Assignment: 10
Reel/Frame:047983/0966   Pages: 8
Recorded: 01/14/2019
Attorney Dkt #:SA6134/SA 6134 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
12/20/2018
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
04/04/2018
3
AMER, AMER A.
Exec Dt:
12/26/2018
4
CHANG, JUNSEOK
Exec Dt:
04/08/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10422288
US20190301372
15939930
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 11
Reel/Frame:049846/0618   Pages: 8
Recorded: 07/24/2019
Attorney Dkt #:SA6337/SA 6315 NA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
06/04/2018
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
04/04/2018
3
AMER, AMER A.
Exec Dt:
06/06/2018
4
CHANG, JUNSEOK
Exec Dt:
04/08/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10760507
US20190368451
16520748
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 12
Reel/Frame:050168/0536   Pages: 8
Recorded: 08/26/2019
Attorney Dkt #:SA6380/SA 6134 NA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
12/20/2018
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
04/04/2018
3
AMER, AMER A.
Exec Dt:
12/26/2018
4
CHANG, JUNSEOK
Exec Dt:
04/08/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10801422
US20190376457
16551047
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 13
Reel/Frame:048054/0899   Pages: 7
Recorded: 01/18/2019
Attorney Dkt #:SA6158/SA6158PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VIOLLET, YOANN
Exec Dt:
07/09/2018
2
CHANG, JUNSEOK
Exec Dt:
01/08/2019
3
AMER, AMER AHMED
Exec Dt:
12/26/2018
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10724448
US20190390615
16017494
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 14
Reel/Frame:048153/0973   Pages: 8
Recorded: 01/28/2019
Attorney Dkt #:SA6120/SA 6120 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
01/25/2019
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
01/24/2019
3
AMER, AMER A.
Exec Dt:
01/24/2019
4
CHANG, JUNSEOK
Exec Dt:
01/20/2019
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10436126
US20190234321
15885095
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 15
Reel/Frame:048461/0688   Pages: 8
Recorded: 02/28/2019
Attorney Dkt #:SA6133/SA 6133 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
02/28/2019
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
10/10/2018
3
AMER, AMER A.
Exec Dt:
10/11/2018
4
CHANG, JUNSEOK
Exec Dt:
01/20/2019
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10378462
US20190234320
15885084
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 16
Reel/Frame:049595/0892   Pages: 8
Recorded: 06/26/2019
Attorney Dkt #:SA6336/SA 6133 NA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAD, ESAM ZAKI
Exec Dt:
02/28/2019
2
TORA, EMAN ABDELHAKIM A.M.
Exec Dt:
10/10/2018
3
AMER, AMER A.
Exec Dt:
10/11/2018
4
CHANG, JUNSEOK
Exec Dt:
01/20/2019
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10598100
US20190316531
16452870
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE S. MAIN STREET
SUITE 1300
DAYTON, OH 45402
Assignment: 17
Reel/Frame:051530/0757   Pages: 4
Recorded: 01/16/2020
Attorney Dkt #:00501/006876-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHANG, JUNSEOK
Exec Dt:
06/02/2019
Assignee
1
SAUDI ARABIAN OIL COMPANY
1 EASTERN AVENUE
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11794566
US20200223424
16249237
Correspondence name and address
LEASON ELLIS LLP
ONE BARKER AVENUE
FIFTH FLOOR
WHITE PLAINS, NY 10601
Assignment: 18
Reel/Frame:050944/0192   Pages: 7
Recorded: 11/07/2019
Attorney Dkt #:SA6338/SA 6338 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAN, VALLINAYAGAM
Exec Dt:
11/06/2019
2
VIOLLET, YOANN
Exec Dt:
11/06/2019
3
CHANG, JUNSEOK
Exec Dt:
11/06/2019
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11391230
US20210140380
16676638
Correspondence name and address
DINSMORE & SHOHL LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREE
SUITE 1300
DAYTON, OH 45402-2023
Assignment: 19
Reel/Frame:055497/0450   Pages: 7
Recorded: 03/04/2021
Attorney Dkt #:SA6598/SA 6598 PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAN, VALLINAYAGAM
Exec Dt:
02/22/2021
2
CHOI, SEUNG-HAK
Exec Dt:
02/22/2021
3
CHANG, JUNSEOK
Exec Dt:
03/03/2021
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220034268
17192357
Correspondence name and address
DINSMORE & SHOHL, LLP
FIFTH THIRD CENTER, ONE SOUTH MAIN STREET
SUITE 1300
DAYTON, OH 45402
Assignment: 20
Reel/Frame:062810/0285   Pages: 8
Recorded: 02/27/2023
Attorney Dkt #:18733-518001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAN, VALLINAYAGAM
Exec Dt:
11/23/2021
2
CHOI, SEUNG-HAK
Exec Dt:
11/23/2021
3
CHANG, JUNSEOK
Exec Dt:
11/23/2021
Assignee
1
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000
DHAHRAN, SAUDI ARABIA 31311
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11674419
US20230160328
17456497
Correspondence name and address
JEFFREY S. BERGMAN
1100 LOUISIANA
ENTERPRISE PLAZA, SUITE 4900
HOUSTON, TX 77002

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