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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : KOGA, ATSUO
Total Assignments: 21
Assignment: 1
Reel/Frame:027809/0633   Pages: 2
Recorded: 01/26/2012
Attorney Dkt #:01381/27
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHISHI, HIROSHI
Exec Dt:
11/29/2011
2
KOGA, ATSUO
Exec Dt:
11/29/2011
3
TANIGUCHI, HIROKAZU
Exec Dt:
11/29/2011
4
OHASHI, HIROSHI
Exec Dt:
11/29/2011
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9833972
US20120128926
13261156
Correspondence name and address
WEINING WANG
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NEW YORK 10004
Assignment: 2
Reel/Frame:037784/0993   Pages: 3
Recorded: 02/22/2016
Attorney Dkt #:16323/7
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
09/07/2015
2
OHISHI, HIROSHI
Exec Dt:
09/14/2015
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160010713
14772716
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 3
Reel/Frame:038740/0586   Pages: 4
Recorded: 05/27/2016
Attorney Dkt #:6314-0164PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
04/27/2016
2
TADOKORO, KENICHIRO
Exec Dt:
05/10/2016
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10494027
US20160347370
15039785
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:040679/0277   Pages: 4
Recorded: 12/20/2016
Attorney Dkt #:6314-0186PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
11/16/2016
2
TADOKORO, KENICHIRO
Exec Dt:
11/16/2016
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 1008071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170136738
15319967
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 5
Reel/Frame:042996/0911   Pages: 2
Recorded: 07/13/2017
Attorney Dkt #:12054-0295
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
05/23/2017
2
NAKAZAWA, YOSHIAKI
Exec Dt:
05/23/2017
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10259410
US20180001853
15543313
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:044541/0485   Pages: 2
Recorded: 01/05/2018
Attorney Dkt #:12054-0306
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
11/21/2017
2
NAKAZAWA, YOSHIAKI
Exec Dt:
11/21/2017
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10464511
US20180194310
15742065
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:049325/0895   Pages: 5
Recorded: 05/30/2019
Attorney Dkt #:1982-1129PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAZAWA, YOSHIAKI
Exec Dt:
02/07/2019
2
TABATA, SHINICHIRO
Exec Dt:
02/14/2019
3
HIKIDA, KAZUO
Exec Dt:
02/07/2019
4
SUZUKI, TOSHIYA
Exec Dt:
02/18/2019
5
KOGA, ATSUO
Exec Dt:
02/12/2019
6
HAMADA, KOICHI
Exec Dt:
02/18/2019
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11078550
US20190338381
16463777
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 8
Reel/Frame:050802/0724   Pages: 3
Recorded: 10/23/2019
Attorney Dkt #:008810.00022\US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
10/02/2019
2
NAKAZAWA, YOSHIAKI
Exec Dt:
10/02/2019
3
HIROSE, SATOSHI
Exec Dt:
10/15/2019
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10766444
US20200086815
16495597
Correspondence name and address
BANNER & WITCOFF, LTD.
28 STATE STREET
SUITE 1800
BOSTON, MA 02109
Assignment: 9
Reel/Frame:051757/0979   Pages: 3
Recorded: 02/07/2020
Attorney Dkt #:7042-0103PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
11/22/2019
2
NAKAZAWA, YOSHIAKI
Exec Dt:
11/22/2019
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10994681
US20200164819
16636890
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 10
Reel/Frame:053369/0903   Pages: 4
Recorded: 07/31/2020
Attorney Dkt #:6821-0113PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
06/04/2020
2
HIROSE, SATOSHI
Exec Dt:
06/05/2020
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210039718
16966428
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 11
Reel/Frame:053371/0787   Pages: 4
Recorded: 07/31/2020
Attorney Dkt #:6821-0114PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
06/04/2020
2
HIROSE, SATOSHI
Exec Dt:
06/05/2020
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11077885
US20200369324
16966366
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 12
Reel/Frame:054466/0775   Pages: 5
Recorded: 11/25/2020
Attorney Dkt #:1609-1496PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZENIYA, TASUKU
Exec Dt:
11/09/2020
2
HIROSE, SATOSHI
Exec Dt:
11/09/2020
3
KOGA, ATSUO
Exec Dt:
11/09/2020
4
HAMADA, KOICHI
Exec Dt:
11/09/2020
5
YASUYAMA, MASANORI
Exec Dt:
11/09/2020
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210205915
17058563
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 13
Reel/Frame:055720/0100   Pages: 4
Recorded: 03/25/2021
Attorney Dkt #:1609-1532PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOGA, ATSUO
Exec Dt:
03/19/2021
2
KOORI, MASUMI
Exec Dt:
03/19/2021
3
UEDA, KOHEI
Exec Dt:
03/19/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11904948
US20210387679
17279502
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 14
Reel/Frame:055731/0605   Pages: 4
Recorded: 03/26/2021
Attorney Dkt #:1609-1533PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOORI, MASUMI
Exec Dt:
03/22/2021
2
UEDA, KOHEI
Exec Dt:
03/22/2021
3
MORISHITA, ATSUSHI
Exec Dt:
03/22/2021
4
KOGA, ATSUO
Exec Dt:
03/22/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210340407
17279933
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 15
Reel/Frame:056820/0511   Pages: 6
Recorded: 07/12/2021
Attorney Dkt #:6827-0179PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHIDA, TOHRU
Exec Dt:
05/20/2021
2
HAMADA, KOICHI
Exec Dt:
05/13/2021
3
KAWACHI, TAKESHI
Exec Dt:
05/17/2021
4
KOGA, ATSUO
Exec Dt:
06/06/2021
5
OISHI, TAKUYA
Exec Dt:
05/25/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11912341
US20220097773
17422056
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 16
Reel/Frame:056827/0868   Pages: 7
Recorded: 07/12/2021
Attorney Dkt #:6827-0177PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NISHIMURA, RYUICHI
Exec Dt:
05/17/2021
2
HAMADA, KOICHI
Exec Dt:
05/17/2021
3
KOGA, ATSUO
Exec Dt:
06/06/2021
4
KAWACHI, TAKESHI
Exec Dt:
05/24/2021
5
SAWA, YASUNORI
Exec Dt:
05/20/2021
6
YOSHIDA, TOHRU
Exec Dt:
05/20/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11787478
US20220126926
17422129
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 17
Reel/Frame:057334/0142   Pages: 6
Recorded: 07/12/2021
Attorney Dkt #:6827-0176PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHIDA, TOHRU
Exec Dt:
05/21/2021
2
HAMADA, KOICHI
Exec Dt:
05/13/2021
3
KAWACHI, TAKESHI
Exec Dt:
05/17/2021
4
KOGA, ATSUO
Exec Dt:
06/06/2021
5
OISHI, TAKUYA
Exec Dt:
05/25/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11884332
US20220097774
17422091
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 18
Reel/Frame:057701/0990   Pages: 3
Recorded: 10/05/2021
Attorney Dkt #:0210-0599PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOORI, MASUMI
Exec Dt:
06/09/2021
2
UEDA, KOHEI
Exec Dt:
06/09/2021
3
KOGA, ATSUO
Exec Dt:
06/09/2021
4
IBARAGI, MASAHARU
Exec Dt:
06/09/2021
5
NEGI, NORIYUKI
Exec Dt:
06/09/2021
6
USUI, MASAFUMI
Exec Dt:
06/09/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220177657
17601230
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 19
Reel/Frame:056856/0565   Pages: 3
Recorded: 07/14/2021
Attorney Dkt #:1609-1591PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOGA, ATSUO
Exec Dt:
06/28/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220081043
17422837
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 20
Reel/Frame:057348/0467   Pages: 5
Recorded: 09/01/2021
Attorney Dkt #:5421-090T
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAITO, NAOHIRO
Exec Dt:
06/28/2021
2
TAKAYANAGI, JUNICHI
Exec Dt:
06/28/2021
3
HAYASHI, RYOICHI
Exec Dt:
06/28/2021
4
ONO, ATSUSHI
Exec Dt:
07/15/2021
5
KOGA, ATSUO
Exec Dt:
07/20/2021
Assignees
1
TOYOTA JIDOSHA KABUSHIKI KAISHA
1, TOYOTA-CHO, TOYOTA-SHI
AICHI-KEN, JAPAN 471-8571
2
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220144196
17435402
Correspondence name and address
HAUPTMAN HAM, LLP
2318 MILL ROAD
SUITE 1400
ALEXANDRIA, VA 22314
Assignment: 21
Reel/Frame:064526/0973   Pages: 8
Recorded: 08/08/2023
Attorney Dkt #:SHGA40PUS01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIYAKE, KYOHEI
Exec Dt:
07/12/2023
2
KOGA, ATSUO
Exec Dt:
07/12/2023
3
UEDA, KOHEI
Exec Dt:
07/12/2023
4
MIKAZUKI, YUTAKA
Exec Dt:
07/12/2023
5
NORITA, KATSUNARI
Exec Dt:
07/12/2023
6
MATSUI, SHO
Exec Dt:
07/12/2023
7
OKE, TAKASHI
Exec Dt:
07/12/2023
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240120595
18276317
Correspondence name and address
RENNER, OTTO, BOISSELLE, & SKLAR
1621 EUCLID AVE
FLOOR NINETEEN
CLEVELAND, OH 44115

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