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Patent Assignment Assignor Details
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Assignor Name : IKENAGA, YUJI
Total Assignments: 16
Assignment: 1
Reel/Frame:008417/0273   Pages: 2
Recorded: 01/28/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IKENAGA, YUJI
Exec Dt:
01/17/1997
Assignee
1
KAWASAKI STEEL CORPORATION
KOBE-SHI
1-28, KITAHONMAHIDORI 1-CHOME CHUO-KU
HYOGO 651, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5858196
NONE
08789991
Correspondence name and address
OLIFF & BERRIDGE
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 2
Reel/Frame:041302/0990   Pages: 4
Recorded: 02/20/2017
Attorney Dkt #:TTP-0004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TADA, MASASHI
Exec Dt:
01/30/2017
2
KAI, TAKAHIRO
Exec Dt:
01/30/2017
3
HOTTA, MASANORI
Exec Dt:
01/30/2017
4
OGAWA, JUNYA
Exec Dt:
01/30/2017
5
SAKAI, MITSURU
Exec Dt:
01/30/2017
6
IKENAGA, YUJI
Exec Dt:
01/30/2017
7
UEDA, TOKIKO
Exec Dt:
01/30/2017
8
NOGUCHI, KATSUHIDE
Exec Dt:
01/30/2017
Assignee
1
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME
CHIYODA-KU, TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170263869
15505217
Correspondence name and address
LEE CHENG
1133 13TH STREET N.W. STE C2
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:043605/0298   Pages: 4
Recorded: 09/15/2017
Attorney Dkt #:TTP-0007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
06/20/2017
2
KAI, TAKAHIRO
Exec Dt:
06/20/2017
3
HOTTA, MASANORI
Exec Dt:
06/20/2017
4
IKENAGA, YUJI
Exec Dt:
06/20/2017
5
SAKAI, MITSURU
Exec Dt:
06/20/2017
6
TADA, MASASHI
Exec Dt:
06/20/2017
7
UEDA, TOKIKO
Exec Dt:
06/20/2017
8
NOGUCHI, KATSUHIDE
Exec Dt:
06/20/2017
Assignee
1
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME,
CHIYODA-KU, TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11600786
US20180083201
15558898
Correspondence name and address
LEE CHENG
1133 13TH STREET N.W. STE C2
WASHINGTON, DC 20005
Assignment: 4
Reel/Frame:043635/0083   Pages: 5
Recorded: 09/20/2017
Attorney Dkt #:6766-0208PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKENAGA, YUJI
Exec Dt:
08/10/2017
2
KAI, TAKAHIRO
Exec Dt:
08/10/2017
3
HOTTA, MASANORI
Exec Dt:
08/10/2017
4
OGAWA, JUNYA
Exec Dt:
08/10/2017
5
SAKAI, MITSURU
Exec Dt:
08/10/2017
6
TADA, MASASHI
Exec Dt:
08/10/2017
7
UEDA, TOKIKO
Exec Dt:
08/10/2017
8
NOGUCHI, KATSUHIDE
Exec Dt:
08/10/2017
Assignee
1
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180254426
15559695
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 5
Reel/Frame:046945/0377   Pages: 2
Recorded: 09/21/2018
Attorney Dkt #:TTP-0013
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
08/16/2018
2
IKENAGA, YUJI
Exec Dt:
08/16/2018
3
UEDA, TOKIKO
Exec Dt:
08/16/2018
4
TADA, MASASHI
Exec Dt:
08/16/2018
Assignee
1
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME
CHIYODA-KU, TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190103564
16087622
Correspondence name and address
LEE CHENG
1133 13TH STREET N.W. STE C2
WASHINGTON, DC 20005
Assignment: 6
Reel/Frame:048649/0714   Pages: 4
Recorded: 03/20/2019
Attorney Dkt #:6766-0222PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
03/04/2019
2
TADA, MASASHI
Exec Dt:
03/04/2019
3
IKENAGA, YUJI
Exec Dt:
03/04/2019
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11171295
US20210083195
16334576
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 7
Reel/Frame:053785/0365   Pages: 4
Recorded: 09/16/2020
Attorney Dkt #:6766-0244PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYASHI, KENTARO
Exec Dt:
07/21/2020
2
NAGAHAMA, TAKUO
Exec Dt:
07/21/2020
3
IKENAGA, YUJI
Exec Dt:
07/21/2020
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210020851
16981162
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH,, VA 22042
Assignment: 8
Reel/Frame:053789/0043   Pages: 4
Recorded: 09/16/2020
Attorney Dkt #:6766-0243PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYASHI, KENTARO
Exec Dt:
07/21/2020
2
NAGAHAMA, TAKUO
Exec Dt:
07/21/2020
3
IKENAGA, YUJI
Exec Dt:
07/21/2020
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210111348
16981004
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 9
Reel/Frame:057680/0779   Pages: 4
Recorded: 10/03/2021
Attorney Dkt #:098780-US-1375-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
09/02/2021
2
IKENAGA, YUJI
Exec Dt:
09/02/2021
3
UEDA, TOKIKO
Exec Dt:
09/08/2021
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU,
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220199913
17599546
Correspondence name and address
JCIPRNET
8F-1, NO. 100, ROOSEVELT RD. SEC. 2,
TAIPEI CITY, 100404 TAIWAN
Assignment: 10
Reel/Frame:057825/0443   Pages: 7
Recorded: 10/18/2021
Attorney Dkt #:6766-0261PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
09/21/2021
2
IKENAGA, YUJI
Exec Dt:
09/21/2021
3
YOSHIDA, KAZUNARI
Exec Dt:
09/21/2021
4
KITAHARA, IKUMI
Exec Dt:
09/19/2021
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220216427
17604087
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 11
Reel/Frame:057897/0690   Pages: 7
Recorded: 10/25/2021
Attorney Dkt #:6766-0262PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, JUNYA
Exec Dt:
09/21/2021
2
IKENAGA, YUJI
Exec Dt:
09/21/2021
3
YOSHIDA, KAZUNARI
Exec Dt:
09/21/2021
4
KITAHARA, IKUMI
Exec Dt:
09/19/2021
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220199914
17605751
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 12
Reel/Frame:060145/0266   Pages: 4
Recorded: 05/20/2022
Attorney Dkt #:6766-0268PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYASHI, KENTARO
Exec Dt:
03/04/2022
2
OGAWA, JUNYA
Exec Dt:
03/04/2022
3
IKENAGA, YUJI
Exec Dt:
03/04/2022
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220416177
17778215
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 E
FALLS CHURCH, VA 22042
Assignment: 13
Reel/Frame:060811/0919   Pages: 4
Recorded: 08/15/2022
Attorney Dkt #:6766-0273PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYASHI, KENTARO
Exec Dt:
06/17/2022
2
OGAWA, JUNYA
Exec Dt:
06/17/2022
3
IKENAGA, YUJI
Exec Dt:
06/17/2022
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230131577
17799769
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 14
Reel/Frame:061276/0517   Pages: 4
Recorded: 09/30/2022
Attorney Dkt #:6766-0278PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKENAGA, YUJI
Exec Dt:
08/24/2022
2
KAI, TAKAHIRO
Exec Dt:
08/24/2022
3
YOSHIDA, KAZUNARI
Exec Dt:
08/24/2022
4
HAYASHI, KENTARO
Exec Dt:
08/24/2022
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230128732
17915749
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 E
FALLS CHURCH, VA 22042
Assignment: 15
Reel/Frame:061293/0308   Pages: 4
Recorded: 10/03/2022
Attorney Dkt #:6766-0277PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKENAGA, YUJI
Exec Dt:
08/24/2022
2
KAI, TAKAHIRO
Exec Dt:
08/24/2022
3
YOSHIDA, KAZUNARI
Exec Dt:
08/24/2022
4
HAYASHI, KENTARO
Exec Dt:
08/24/2022
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230142222
17916305
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
FALLS CHURCH, VA 22042
Assignment: 16
Reel/Frame:062194/0482   Pages: 6
Recorded: 12/23/2022
Attorney Dkt #:6766-0281PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAI, TAKAHIRO
Exec Dt:
09/08/2022
2
HAYASHI, KENTARO
Exec Dt:
09/08/2022
3
OGAWA, JUNYA
Exec Dt:
09/12/2022
4
IKENAGA, YUJI
Exec Dt:
09/12/2022
5
TERADA, AYAKA
Exec Dt:
09/27/2022
6
YOSHIDA, KAZUNARI
Exec Dt:
09/08/2022
7
KITAHARA, IKUMI
Exec Dt:
09/18/2022
8
IZUMI, HARUKA
Exec Dt:
09/08/2022
9
NOGUCHI, KATSUHIDE
Exec Dt:
09/08/2022
10
KAWADA, ATSUSHI
Exec Dt:
09/13/2022
Assignee
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 103-0027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230284526
18012379
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042

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