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Patent Assignment Assignor Details
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Assignor Name : SAKAKIBARA, MUTSUMI
Total Assignments: 9
Assignment: 1
Reel/Frame:043856/0355   Pages: 5
Recorded: 10/13/2017
Attorney Dkt #:12054-0304
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, YASUAKI
Exec Dt:
08/09/2017
2
SAKAKIBARA, MUTSUMI
Exec Dt:
08/09/2017
3
YOKOYAMA, TAKAFUMI
Exec Dt:
08/09/2017
4
KAWATA, HIROYUKI
Exec Dt:
08/09/2017
5
SUGIURA, NATSUKO
Exec Dt:
08/09/2017
6
KONDO, YASUMITSU
Exec Dt:
08/09/2017
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180100213
15566246
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:048249/0049   Pages: 4
Recorded: 02/06/2019
Attorney Dkt #:1609-1278PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, MUTSUMI
Exec Dt:
01/18/2019
2
SUGIURA, NATSUKO
Exec Dt:
01/18/2019
3
HAYASHI, KUNIO
Exec Dt:
01/18/2019
4
KAWASAKI, KAORU
Exec Dt:
01/18/2019
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11028469
NONE
16323307
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 3
Reel/Frame:048642/0063   Pages: 5
Recorded: 03/19/2019
Attorney Dkt #:1609-1290PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANO, KOHICHI
Exec Dt:
03/11/2019
2
AZUMA, MASAFUMI
Exec Dt:
03/11/2019
3
SAKAKIBARA, MUTSUMI
Exec Dt:
03/11/2019
4
UENISHI, AKIHIRO
Exec Dt:
03/11/2019
5
HAYASHI, KOUTAROU
Exec Dt:
03/11/2019
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190211427
16334286
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 4
Reel/Frame:055869/0669   Pages: 5
Recorded: 04/08/2021
Attorney Dkt #:1609-1529PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOKOI, TATSUO
Exec Dt:
03/02/2021
2
HAYASHIDA, TERUKI
Exec Dt:
03/02/2021
3
SAKAKIBARA, MUTSUMI
Exec Dt:
03/02/2021
4
ANDO, JUN
Exec Dt:
03/02/2021
5
KAI, SHINSUKE
Exec Dt:
03/02/2021
6
SHUTO, HIROSHI
Exec Dt:
03/02/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220010396
17283476
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 5
Reel/Frame:055920/0599   Pages: 5
Recorded: 04/14/2021
Attorney Dkt #:1609-1530PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOKOI, TATSUO
Exec Dt:
03/12/2021
2
SHUTO, HIROSHI
Exec Dt:
03/12/2021
3
HAYASHIDA, TERUKI
Exec Dt:
03/12/2021
4
ANDO, JUN
Exec Dt:
03/12/2021
5
SAKAKIBARA, MUTSUMI
Exec Dt:
03/12/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11492679
US20210395852
17285013
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 6
Reel/Frame:058501/0537   Pages: 4
Recorded: 12/29/2021
Attorney Dkt #:1609-1668PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, MUTSUMI
Exec Dt:
11/22/2021
2
SAKAKIBARA, AKIFUMI
Exec Dt:
11/22/2021
3
ASATO, TETSU
Exec Dt:
11/22/2021
4
YAMAMOTO, AKIHIRO
Exec Dt:
11/22/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220251693
17623563
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 7
Reel/Frame:060933/0936   Pages: 8
Recorded: 08/30/2022
Attorney Dkt #:1609-1770PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, MUTSUMI
Exec Dt:
08/02/2022
2
SHUTO, HIROSHI
Exec Dt:
08/02/2022
3
TANEI, HIROSHI
Exec Dt:
08/02/2022
4
TSUTSUMI, TAKAAKI
Exec Dt:
08/02/2022
5
ISHITSUKA, SHOTA
Exec Dt:
08/02/2022
6
KAI, SHINSUKE
Exec Dt:
08/02/2022
7
SAKAKIBARA, AKIFUMI
Exec Dt:
08/02/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230349017
17907897
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 8
Reel/Frame:060933/0952   Pages: 4
Recorded: 08/30/2022
Attorney Dkt #:1609-1769PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, MUTSUMI
Exec Dt:
08/02/2022
2
SHUTO, HIROSHI
Exec Dt:
08/02/2022
3
TSUTSUI, KAZUMASA
Exec Dt:
08/02/2022
4
HAYASHI, KOUTAROU
Exec Dt:
08/02/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230133134
17907883
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 9
Reel/Frame:063833/0672   Pages: 4
Recorded: 06/01/2023
Attorney Dkt #:1609-1873PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, MUTSUMI
Exec Dt:
05/10/2023
2
YOKOI, TATSUO
Exec Dt:
05/10/2023
3
SHUTO, HIROSHI
Exec Dt:
05/10/2023
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230416886
18039682
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042

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