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Patent Assignment Assignor Details
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Assignor Name : SAKAKIBARA, AKIFUMI
Total Assignments: 15
Assignment: 1
Reel/Frame:036330/0735   Pages: 5
Recorded: 08/14/2015
Attorney Dkt #:1551-0264PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
07/16/2015
2
AZUMA, MASAFUMI
Exec Dt:
07/16/2015
3
SAKAKIBARA, AKIFUMI
Exec Dt:
07/16/2015
4
KANZAWA, YUUKI
Exec Dt:
07/16/2015
5
KIMURA, KEN
Exec Dt:
07/16/2015
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10023929
US20150376730
14767807
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:036610/0937   Pages: 5
Recorded: 09/21/2015
Attorney Dkt #:1551-0267PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, AKIFUMI
Exec Dt:
08/10/2015
2
YOKOI, TATSUO
Exec Dt:
08/10/2015
3
SHUTO, HIROSHI
Exec Dt:
08/10/2015
4
KANZAWA, YUUKI
Exec Dt:
08/10/2015
5
AZUMA, MASAFUMI
Exec Dt:
08/10/2015
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10260124
US20160273066
14778443
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:041581/0028   Pages: 11
Recorded: 03/15/2017
Attorney Dkt #:1609-1027PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAKIBARA, AKIFUMI
Exec Dt:
02/24/2017
2
OOTSUKA, KAZUYA
Exec Dt:
02/24/2017
3
HOSHINO, TAKEHIRO
Exec Dt:
02/24/2017
4
HAYASHIDA, TERUKI
Exec Dt:
02/24/2017
5
MAEDA, DAISUKE
Exec Dt:
02/24/2017
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10655192
US20170253944
15511302
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:043401/0915   Pages: 5
Recorded: 08/25/2017
Attorney Dkt #:6314-0211PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYASHIDA, TERUKI
Exec Dt:
07/25/2017
2
OOTSUKA, KAZUYA
Exec Dt:
07/19/2017
3
SAKAKIBARA, AKIFUMI
Exec Dt:
07/25/2017
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10718040
US20180073115
15553391
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 5
Reel/Frame:048347/0555   Pages: 8
Recorded: 02/15/2019
Attorney Dkt #:1609-1284PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAEDA, DAISUKE
Exec Dt:
02/05/2019
2
SHUTO, HIROSHI
Exec Dt:
02/05/2019
3
OOTSUKA, KAZUYA
Exec Dt:
02/05/2019
4
SAKAKIBARA, AKIFUMI
Exec Dt:
02/05/2019
5
KAI, SHINSUKE
Exec Dt:
02/05/2019
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11255005
US20190177822
16325574
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 6
Reel/Frame:055930/0547   Pages: 5
Recorded: 04/15/2021
Attorney Dkt #:1609-1535PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
03/29/2021
2
SAKAKIBARA, AKIFUMI
Exec Dt:
03/29/2021
3
KAI, SHINSUKE
Exec Dt:
03/29/2021
4
HAYASHI, KOUTAROU
Exec Dt:
03/29/2021
5
KAIDO, HIROSHI
Exec Dt:
03/29/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210381086
17285428
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 7
Reel/Frame:056552/0001   Pages: 5
Recorded: 06/15/2021
Attorney Dkt #:1609-1552PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
05/19/2021
2
ABUKAWA, GENKI
Exec Dt:
05/19/2021
3
SAKAKIBARA, AKIFUMI
Exec Dt:
05/19/2021
4
ANDO, JUN
Exec Dt:
05/19/2021
5
ASATO, TETSU
Exec Dt:
05/19/2021
6
ENDO, SHOTA
Exec Dt:
05/19/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220042147
17413824
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 8
Reel/Frame:056836/0564   Pages: 5
Recorded: 07/13/2021
Attorney Dkt #:1609-1559PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
06/01/2021
2
HAYASHI, KOUTAROU
Exec Dt:
06/01/2021
3
KAIDO, HIROSHI
Exec Dt:
06/01/2021
4
SAKAKIBARA, AKIFUMI
Exec Dt:
06/01/2021
5
ANDO, JUN
Exec Dt:
06/01/2021
6
ASATO, TETSU
Exec Dt:
06/01/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220119902
17422406
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 9
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: 10
Reel/Frame:059301/0011   Pages: 5
Recorded: 03/18/2022
Attorney Dkt #:1609-1682PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
02/14/2022
2
TSUTSUI, KAZUMASA
Exec Dt:
02/14/2022
3
HAYASHI, KOUTAROU
Exec Dt:
02/14/2022
4
SAKAKIBARA, AKIFUMI
Exec Dt:
02/14/2022
5
ANDO, JUN
Exec Dt:
02/14/2022
6
ENDO, SHOTA
Exec Dt:
02/14/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220389554
17760933
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 11
Reel/Frame:060280/0316   Pages: 4
Recorded: 06/22/2022
Attorney Dkt #:1609-1730PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ANDO, JUN
Exec Dt:
05/26/2022
2
HAYASHIDA, TERUKI
Exec Dt:
05/26/2022
3
YOKOI, TATSUO
Exec Dt:
05/26/2022
4
SAKAKIBARA, AKIFUMI
Exec Dt:
05/26/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230041990
17787857
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 12
Reel/Frame:060522/0891   Pages: 5
Recorded: 07/15/2022
Attorney Dkt #:1609-1737PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
06/17/2022
2
TSUTSUI, KAZUMASA
Exec Dt:
06/17/2022
3
ANDO, JUN
Exec Dt:
06/17/2022
4
HAYASHI, KOUTAROU
Exec Dt:
06/17/2022
5
SAKAKIBARA, AKIFUMI
Exec Dt:
06/17/2022
6
KOBAYASHI, SHUNSUKE
Exec Dt:
06/17/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230055479
17792985
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 13
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: 14
Reel/Frame:062397/0475   Pages: 11
Recorded: 01/17/2023
Attorney Dkt #:1609-1818PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHUTO, HIROSHI
Exec Dt:
12/27/2022
2
TSUTSUI, KAZUMASA
Exec Dt:
12/27/2022
3
HAYASHI, KOUTAROU
Exec Dt:
12/27/2022
4
SAKAKIBARA, AKIFUMI
Exec Dt:
12/27/2022
5
ANDO, JUN
Exec Dt:
12/27/2022
6
YOSHIDA, MITSURU
Exec Dt:
12/27/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230257845
18016141
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 15
Reel/Frame:063081/0001   Pages: 11
Recorded: 03/23/2023
Attorney Dkt #:1609-1841PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ITO, DAISUKE
Exec Dt:
01/10/2023
2
SAKAKIBARA, AKIFUMI
Exec Dt:
01/10/2023
3
HAYASHIDA, TERUKI
Exec Dt:
01/10/2023
4
YOKOI, TATSUO
Exec Dt:
01/10/2023
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230357908
18027800
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042

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