skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : AKIBA, KOJIRO
Total Assignments: 8
Assignment: 1
Reel/Frame:035883/0845   Pages: 4
Recorded: 06/23/2015
Attorney Dkt #:1609-0702PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YASUI, TAKESHI
Exec Dt:
06/03/2015
2
AKIBA, KOJIRO
Exec Dt:
05/27/2015
3
ISHIZUKA, KIYOKAZU
Exec Dt:
06/03/2015
4
TANAKA, KOKI
Exec Dt:
05/22/2015
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9725795
US20150329946
14654762
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:037263/0321   Pages: 8
Recorded: 12/10/2015
Attorney Dkt #:16323/13
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AKIBA, KOJIRO
Exec Dt:
11/10/2015
2
KIKUCHI, YOSHITAKA
Exec Dt:
11/10/2015
3
KATO, SATOSHI
Exec Dt:
11/10/2015
4
KONDO, YUSUKE
Exec Dt:
12/01/2015
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10358687
US20160122845
14897479
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 3
Reel/Frame:039174/0474   Pages: 4
Recorded: 07/18/2016
Attorney Dkt #:6314-0173PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAZAWA, YOSHIAKI
Exec Dt:
06/13/2016
2
SATO, KOICHI
Exec Dt:
06/20/2016
3
AKIBA, KOJIRO
Exec Dt:
06/21/2016
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10464116
US20160332205
15112072
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:053786/0563   Pages: 8
Recorded: 09/16/2020
Attorney Dkt #:1609-1465PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NISHIO, TAKUYA
Exec Dt:
08/21/2020
2
AKIBA, KOJIRO
Exec Dt:
08/21/2020
3
NARITA, YOSHIMASA
Exec Dt:
08/21/2020
4
OHNO, KOTARO
Exec Dt:
08/21/2020
5
KATO, SATOSHI
Exec Dt:
08/21/2020
6
AZUMA, MASAFUMI
Exec Dt:
08/21/2020
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11473164
US20210062288
16981160
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 5
Reel/Frame:060259/0773   Pages: 4
Recorded: 06/21/2022
Attorney Dkt #:1609-1734PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGOKU, AKIHIRO
Exec Dt:
05/30/2022
2
AKIBA, KOJIRO
Exec Dt:
05/30/2022
3
NONAKA, TOSHIKI
Exec Dt:
05/30/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11846027
US20230023145
17786902
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 6
Reel/Frame:060670/0305   Pages: 4
Recorded: 07/29/2022
Attorney Dkt #:6827-0194PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKEBAYASHI, HIROSHI
Exec Dt:
06/15/2022
2
AKIBA, KOJIRO
Exec Dt:
06/16/2022
3
SENGOKU, AKIHIRO
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 #
 
 
 
 
 
 
 
 
 
 
 
11866828
US20230073024
17796057
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 7
Reel/Frame:060470/0114   Pages: 4
Recorded: 07/11/2022
Attorney Dkt #:1609-1740PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGOKU, AKIHIRO
Exec Dt:
06/22/2022
2
AKIBA, KOJIRO
Exec Dt:
06/22/2022
3
KATO, SATOSHI
Exec Dt:
06/22/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11878488
US20230041452
17791696
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 8
Reel/Frame:062151/0690   Pages: 4
Recorded: 12/20/2022
Attorney Dkt #:1609-1811PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGOKU, AKIHIRO
Exec Dt:
11/18/2022
2
AKIBA, KOJIRO
Exec Dt:
11/18/2022
3
TAKEBAYASHI, HIROSHI
Exec Dt:
11/18/2022
4
NONAKA, TOSHIKI
Exec Dt:
11/18/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230220557
18010883
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042

Search Results as of: 04/23/2024 07:00 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT