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Patent Assignment Assignor Details
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Assignor Name : CHOI, SANG KYU
Total Assignments: 13
Assignment: 1
Reel/Frame:013314/0468   Pages: 3
Recorded: 12/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, SUNG HWAN
Exec Dt:
11/04/2002
2
PARK, GIL JU
Exec Dt:
11/04/2002
3
CHOI, SANG KYU
Exec Dt:
11/04/2002
Assignee
1
KT CORPORATION
206 JUNGJA-DONG, PUNDANG-GU
SUNGNAM-SI
KYOUNGGI-DO, KOREA, REPUBLIC OF 463-010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040001441
10259267
Correspondence name and address
MERCHANT & GOULD P.C.
CURTIS B. HAMRE
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 2
Reel/Frame:029243/0433   Pages: 6
Recorded: 11/05/2012
Attorney Dkt #:1942-78
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SANG KYU
Exec Dt:
10/19/2012
2
RYU, SANG HYO
Exec Dt:
10/19/2012
3
HWANG, HO SOO
Exec Dt:
10/19/2012
4
JEONG, CHUNG HEON
Exec Dt:
10/19/2012
5
OH, DONG HOON
Exec Dt:
10/19/2012
6
LEE, YEON JA
Exec Dt:
10/19/2012
7
JANG, YOUNGCHAN
Exec Dt:
10/19/2012
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
SIGNATURE TOWER, 100 CHEONGGYECHEON-NO
JUNG-GU
SEOUL, KOREA, REPUBLIC OF 100-230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9186656
US20140087184
13669343
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:029519/0925   Pages: 4
Recorded: 12/21/2012
Attorney Dkt #:5109-0036
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYU, SANG HYO
Exec Dt:
12/07/2012
2
JU, KWON
Exec Dt:
12/07/2012
3
CHOI, NAM SUN
Exec Dt:
12/07/2012
4
CHOI, SANG KYU
Exec Dt:
12/07/2012
5
JUNG, MYUNG WOOK
Exec Dt:
12/07/2012
6
SONG, YU HYUN
Exec Dt:
12/07/2012
7
JANG, YOUNG CHAN
Exec Dt:
12/07/2012
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
21-24F KUMHO ASIANA MAIN TOWER, #115 SINMUNNO 1-GA, JONGNO-GU
SEOUL, KOREA, REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9837180
US20130207051
13724542
Correspondence name and address
LOWE HAUPTMAN HAM & BERNER, LLP
1700 DIAGONAL ROAD
SUITE 300
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:029520/0917   Pages: 4
Recorded: 12/21/2012
Attorney Dkt #:5109-0035
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYU, SANG HYO
Exec Dt:
12/07/2012
2
JU, KWON
Exec Dt:
12/07/2012
3
CHOI, NAM SUN
Exec Dt:
12/07/2012
4
CHOI, SANG KYU
Exec Dt:
12/07/2012
5
JUNG, MYUNG WOOK
Exec Dt:
12/07/2012
6
SONG, YU HYUN
Exec Dt:
12/07/2012
7
JANG, YOUNG CHAN
Exec Dt:
12/07/2012
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
21-24F KUMHO ASIANA MAIN TOWER, #115, SINMUNNO 1-GA, JONGNO-GU
SEOUL, KOREA, REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9576706
US20130207052
13724749
Correspondence name and address
LOWE HAUPTMAN HAM & BERNER, LLP
1700 DIAGONAL ROAD
SUITE 300
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:033375/0733   Pages: 4
Recorded: 07/23/2014
Attorney Dkt #:5097-0452PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SANG KYU
Exec Dt:
05/26/2014
2
LEE, SEUNGBYUNG
Exec Dt:
05/26/2014
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9246162
US20130330612
13964700
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:034647/0290   Pages: 4
Recorded: 01/06/2015
Attorney Dkt #:2832-0784PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SANG KYU
Exec Dt:
12/11/2014
2
KIM, SHIM SOO
Exec Dt:
12/11/2014
3
KIM, GYU HO
Exec Dt:
12/11/2014
Assignee
1
DAE DONG CO., LTD.
424 SINWON-RO(WONSI-DONG), DANWON-GU
ANSAN-SI, GYEONGGI-DO, KOREA, REPUBLIC OF 425-090
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9210188
US20150074805
14395022
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 7
Reel/Frame:036995/0273   Pages: 6
Recorded: 11/09/2015
Attorney Dkt #:P6592US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, KYUNG SEOP
Exec Dt:
10/13/2015
2
PARK, SUNG KYUN
Exec Dt:
10/13/2015
3
CHOI, SANG KYU
Exec Dt:
10/13/2015
4
HAN, SANG YOUN
Exec Dt:
10/13/2015
5
CHO, KI-HYUN
Exec Dt:
10/13/2015
6
CHO, SUN HAENG
Exec Dt:
10/13/2015
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG-RO, GIHEUNG-GU
GYEONGGI-DO
YONGIN-SI, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160320885
14936164
Correspondence name and address
H.C. PARK & ASSOCIATES, PLC
1894 PRESTON WHITE DR
RESTON, VA 20191
Assignment: 8
Reel/Frame:037599/0879   Pages: 6
Recorded: 01/27/2016
Attorney Dkt #:P6645US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SON, JUNG HA
Exec Dt:
11/09/2015
2
KANG, JAE-WOOK
Exec Dt:
11/09/2015
3
KIM, KYUNG SEOP
Exec Dt:
11/09/2015
4
PARK, SUNG KYUN
Exec Dt:
11/09/2015
5
CHOI, SANG KYU
Exec Dt:
11/09/2015
6
PARK, YONG WOO
Exec Dt:
11/09/2015
7
HAN, SANG YOUN
Exec Dt:
11/09/2015
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG-RO, GIHEUNG-GU
GYEONGGI-DO
YONGIN-SI, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9977553
US20170017318
15007964
Correspondence name and address
H.C. PARK & ASSOCIATES, PLC
1894 PRESTON WHITE DRIVE
RESTON, VA 20191
Assignment: 9
Reel/Frame:037394/0186   Pages: 6
Recorded: 12/28/2015
Attorney Dkt #:P6578US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHO, SUN HAENG
Exec Dt:
11/19/2015
2
KIM, JAE NEUNG
Exec Dt:
11/19/2015
3
PARK, SUNG KYUN
Exec Dt:
11/19/2015
4
CHOI, SANG KYU
Exec Dt:
11/19/2015
5
KIM, KYUNG SEOP
Exec Dt:
11/19/2015
6
CHO, KI HYUN
Exec Dt:
11/19/2015
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG RO, GIHEUNG-GU
GYEONGGI-DO
YONGIN-SI, KOREA, REPUBLIC OF 17113
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9946420
US20160306475
14980365
Correspondence name and address
H.C. PARK AND ASSOCIATES, PLC
1894 PRESTON WHITE DRIVE
RESTON, VA 20191
Assignment: 10
Reel/Frame:038704/0402   Pages: 5
Recorded: 05/13/2016
Attorney Dkt #:SDCSHQ.307AUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARK, SUNG KYUN
Exec Dt:
01/21/2016
2
KANG, JAE WOOK
Exec Dt:
01/21/2016
3
KIM, KYUNG SEOP
Exec Dt:
01/21/2016
4
SON, JUNG HA
Exec Dt:
01/21/2016
5
CHOI, SANG KYU
Exec Dt:
01/21/2016
6
PARK, YONG WOO
Exec Dt:
01/21/2016
7
HAN, SANG YOUN
Exec Dt:
01/21/2016
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG-RO, GIHEUNG-GU
YONGIN-SI, GYEONGGI-DO, KOREA, REPUBLIC OF 17113
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9916057
US20170052619
15140227
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 11
Reel/Frame:038307/0959   Pages: 5
Recorded: 04/18/2016
Attorney Dkt #:P6733US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, SANG YOUN
Exec Dt:
03/10/2016
2
KIM, KYUNG SEOP
Exec Dt:
03/10/2016
3
PARK, SUNG KYUN
Exec Dt:
03/10/2016
4
CHOI, SANG KYU
Exec Dt:
03/11/2016
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG-RO, GIHEUNG-GU
GYEONGGI-DO
YONGIN-SI, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10324568
US20170115770
15131359
Correspondence name and address
H.C. PARK & ASSOCIATES, PLC
1894 PRESTON WHITE DRIVE
RESTON, VA 20191
Assignment: 12
Reel/Frame:053691/0416   Pages: 6
Recorded: 09/03/2020
Attorney Dkt #:P9094US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SANG KYU
Exec Dt:
08/25/2020
2
JUNG, SU JIN
Exec Dt:
08/25/2020
3
KANG, YEONG BONG
Exec Dt:
08/25/2020
4
AHN, SEONG SIK
Exec Dt:
08/24/2020
5
LEE, KI CHANG
Exec Dt:
08/24/2020
6
IM, MIN HYUK
Exec Dt:
08/25/2020
7
JEON, MYOUNG-HA
Exec Dt:
08/24/2020
Assignee
1
SAMSUNG DISPLAY CO., LTD.
1, SAMSUNG-RO, GIHEUNG-GU
GYEONGGI-DO
YONGIN-SI, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11462606
US20210159302
17011965
Correspondence name and address
H.C. PARK & ASSOCIATES, PLC
1894 PRESTON WHITE DRIVE
RESTON, VA 20191
Assignment: 13
Reel/Frame:058570/0805   Pages: 5
Recorded: 01/04/2022
Attorney Dkt #:5230-0997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SANG KYU
Exec Dt:
11/26/2021
2
CHO, SANG HEON
Exec Dt:
11/26/2021
3
LIM, JUN HEE
Exec Dt:
11/26/2021
4
KIM, SUNG MOON
Exec Dt:
11/26/2021
5
CHOI, KYUNG SOO
Exec Dt:
11/26/2021
6
JEONG, YEON SOO
Exec Dt:
12/02/2021
7
LEE, JAE HO
Exec Dt:
12/02/2021
8
IM, HYUN UK
Exec Dt:
12/02/2021
Assignees
1
HYUNDAI BNG STEEL CO., LTD.
124, JEOKHYEON-RO, SEONGSAN-GU
CHANGWON-SI, GYEONGSANGNAM-DO, KOREA, REPUBLIC OF 51707
2
HYUNDAI STEEL COMPANY
63, JUNGBONG-DAERO, DONG-GU
INCHEON, KOREA, REPUBLIC OF 22525
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220275491
17624658
Correspondence name and address
HAUPTMAN HAM, LLP
2318 MILL ROAD, SUITE 1400
ALEXANDRIA, VA 22314

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