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 : TANAKA, MASAMOTO
Total Assignments: 16
Assignment: 1
Reel/Frame:006265/0651   Pages: 2
Recorded: 02/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MORITA, MITSURU
Exec Dt:
01/30/1992
2
KIMURA, KEIICHI
Exec Dt:
01/30/1992
3
MIYAMOTO, KATSUYOSHI
Exec Dt:
01/30/1992
4
SAWANO, KIYOSHI
Exec Dt:
01/30/1992
5
TAKEBAYASHI, SEIKI
Exec Dt:
01/30/1992
6
TANAKA, MASAMOTO
Exec Dt:
01/30/1992
Assignee
1
NIPPON STEEL CORPORATION
6-3, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5308799
NONE
07834554
Correspondence name and address
WENDEROTH, LIND & PONACK
JENNIFER MILLER
SOUTHERN BUILDING, STE. 700
805 FIFTEENTH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 2
Reel/Frame:010477/0291   Pages: 4
Recorded: 12/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENDO, MICHIO
Exec Dt:
12/17/1999
2
TANAKA, MASAMOTO
Exec Dt:
12/17/1999
Assignee
1
NIPPON STEEL CORPORATION
6-3, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO 100-8071, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6676726
NONE
09471181
Correspondence name and address
POLLOCK, VANDE SANDE & AMERNICK
ELZBIETA CHLOPECKA
1990 M STREET, N.W.
SUITE 800
WASHINGTON, D.C. 20036-3425
Assignment: 3
Reel/Frame:021470/0775   Pages: 4
Recorded: 09/02/2008
Attorney Dkt #:09864/0210276-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, MASAMOTO
Exec Dt:
10/10/2007
2
SASAKI, TSUTOMU
Exec Dt:
10/10/2007
3
KOBAYASHI, TAKAYUKI
Exec Dt:
10/10/2007
4
KAWAKAMI, KAZUTO
Exec Dt:
10/10/2007
5
FUJISHIMA, MASAYOSHI
Exec Dt:
10/01/2007
Assignees
1
NIPPON STEEL MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
2
NIPPON MICROMETAL CORPORATION
158-1, OAZA SAYAMAGAHARA, IRUMA-SHI
SAITAMA, JAPAN 358-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8562906
US20090304545
12281430
Correspondence name and address
JOSEPH R. ROBINSON
P.O. BOX 770, CHURCH STREET STATION
NEW YORK, NY 10008-0770
Assignment: 4
Reel/Frame:022039/0268   Pages: 3
Recorded: 12/30/2008
Attorney Dkt #:09864/0211166-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, TAKAYUKI
Exec Dt:
12/19/2008
2
SASAKI, TSUTOMU
Exec Dt:
12/19/2008
3
TANAKA, MASAMOTO
Exec Dt:
12/19/2008
4
KIMURA, KATSUICHI
Exec Dt:
12/19/2008
Assignees
1
NIPPON STEEL MATERIALS CO., LTD.
4-14-1, SOTOKANDA, CHIYODA-KU
TOKYO, JAPAN
2
NIPPON MICROMETAL CORPORATION
158-1, SAYAMAGAHARA
IRUMA-SHI, JAPAN 358-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8501088
US20090196789
12345942
Correspondence name and address
DARBY & DARBY, P.C.
7 WORLD TRADE CENTER, 250 GREENWICH ST
NEW YORK, NY 10007
Assignment: 5
Reel/Frame:026849/0961   Pages: 3
Recorded: 09/02/2011
Attorney Dkt #:086039-0089
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORITA, MITSURU
Exec Dt:
07/04/2011
2
SAKAMOTO, HIROAKI
Exec Dt:
07/04/2011
3
TANAKA, MASAMOTO
Exec Dt:
07/04/2011
4
TATSUMI, KOHEI
Exec Dt:
07/04/2011
Assignee
1
NIPPON STEEL MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1010021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110308371
13140770
Correspondence name and address
LOUIS J. DELJUIDICE
MCDERMOTT WILL & EMERY LLP
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 6
Reel/Frame:027066/0227   Pages: 4
Recorded: 10/14/2011
Attorney Dkt #:086039-0091
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, TSUTOMU
Exec Dt:
10/03/2011
2
TERASHIMA, SHINICHI
Exec Dt:
10/03/2011
3
TANAKA, MASAMOTO
Exec Dt:
10/03/2011
4
KIMURA, KATSUICHI
Exec Dt:
10/03/2011
Assignees
1
NIPPON STEEL MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1010021
2
NIPPON MICROMETAL CORPORATION
158-1, OAZA SAYAMAGAHARA, IRUMA-SHI,
SAITAMA, JAPAN 3580032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120038042
13264625
Correspondence name and address
LOUIS J. DELJUIDICE
MCDERMOTT WILL & EMERY LLP
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 7
Reel/Frame:028181/0604   Pages: 5
Recorded: 05/09/2012
Attorney Dkt #:086039-0097
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TERASHIMA, SHINICHI
Exec Dt:
05/09/2012
2
TANAKA, MASAMOTO
Exec Dt:
05/09/2012
3
KIMURA, KATSUICHI
Exec Dt:
05/09/2012
Assignees
1
NIPPON STEEL MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1010021
2
NIPPON MICROMETAL CORPORATION
158-1, OAZA SAYAMAGAHARA, IRUMA-SHI,
SAITAMA, JAPAN 3580032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9024442
US20120223430
13508864
Correspondence name and address
LOUIS J. DELJUIDICE
MCDERMOTT WILL & EMERY LLP
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 8
Reel/Frame:028972/0224   Pages: 2
Recorded: 09/17/2012
Attorney Dkt #:0210-0255PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMURA, KEIICHI
Exec Dt:
07/20/2012
2
TANAKA, MASAMOTO
Exec Dt:
07/23/2012
3
OHASHI, WATARU
Exec Dt:
07/20/2012
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9382603
US20130008692
13635216
Correspondence name and address
BIRCH, STEWART KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD
SUITE 100E
FALLS CHURCH, VA 22042-1248
Assignment: 9
Reel/Frame:030412/0265   Pages: 8
Recorded: 05/14/2013
Attorney Dkt #:15963/1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TERASHIMA, SHINICHI
Exec Dt:
05/09/2013
2
KOBAYASHI, TAKAYUKI
Exec Dt:
05/09/2013
3
TANAKA, MASAMOTO
Exec Dt:
05/09/2013
4
FUJISHIMA, MASAMI
Exec Dt:
05/09/2013
5
KUROSAKI, MASAO
Exec Dt:
05/09/2013
6
MAKI, JUN
Exec Dt:
05/09/2013
7
SUDA, HIDEAKI
Exec Dt:
05/09/2013
8
NAGASAKI, SHUJI
Exec Dt:
05/09/2013
Assignees
1
NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.
4-14-1, SOTOKANDA, CHIYODA-KU
TOKYO, JAPAN 101-0021
2
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9296180
US20130236737
13885278
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 10
Reel/Frame:030412/0920   Pages: 8
Recorded: 05/14/2013
Attorney Dkt #:15963/2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, TAKAYUKI
Exec Dt:
05/10/2013
2
TERASHIMA, SHINICHI
Exec Dt:
05/10/2013
3
TANAKA, MASAMOTO
Exec Dt:
05/10/2013
4
FUJISHIMA, MASAMI
Exec Dt:
05/10/2013
5
KUROSAKI, MASAO
Exec Dt:
05/10/2013
6
MAKI, JUN
Exec Dt:
05/10/2013
7
SUDA, HIDEAKI
Exec Dt:
05/10/2013
8
NAGASAKI, SHUJI
Exec Dt:
05/10/2013
Assignees
1
NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.
4-14-1, SOTOKANDA, CHIYODA-KU
TOKYO, JAPAN 101-0021
2
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9902134
US20130236734
13885309
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 11
Reel/Frame:030977/0302   Pages: 4
Recorded: 08/09/2013
Attorney Dkt #:16035/1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASHINO, EIJI
Exec Dt:
07/26/2013
2
ISHIKAWA, SHINJI
Exec Dt:
07/26/2013
3
TERASHIMA, SHINICHI
Exec Dt:
07/26/2013
4
TANAKA, MASAMOTO
Exec Dt:
07/26/2013
Assignee
1
NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8847390
US20140054766
13951596
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 12
Reel/Frame:031692/0399   Pages: 2
Recorded: 11/29/2013
Attorney Dkt #:0210-0283PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, TAKAYUKI
Exec Dt:
11/01/2013
2
KIMURA, KEIICHI
Exec Dt:
11/01/2013
3
TANAKA, MASAMOTO
Exec Dt:
11/01/2013
4
HASHINO, EIJI
Exec Dt:
11/01/2013
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140109962
14122954
Correspondence name and address
BIRCH, STEWART, KOLASH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 13
Reel/Frame:034379/0699   Pages: 5
Recorded: 12/04/2014
Attorney Dkt #:16035/2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TERASHIMA, SHINICHI
Exec Dt:
10/24/2014
2
KOBAYASHI, TAKAYUKI
Exec Dt:
10/24/2014
3
TANAKA, MASAMOTO
Exec Dt:
10/24/2014
4
KIMURA, KATSUICHI
Exec Dt:
10/21/2014
5
SAGAWA, TADAYUKI
Exec Dt:
10/21/2014
Assignees
1
NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.
16-3, GINZA 7-CHOME, CHUO-KU
TOKYO, JAPAN 1040061
2
NIPPON MICROMETAL CORPORATION
158-1 OAZA SAYAMAGAHARA, IRUMA-SHI,
SAITAMA, JAPAN 3580032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9320152
US20150146394
14405691
Correspondence name and address
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 14
Reel/Frame:034418/0133   Pages: 5
Recorded: 12/08/2014
Attorney Dkt #:141410
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HATTORI, KOUICHI
Exec Dt:
11/25/2014
2
HIRAISHI, KATSUFUMI
Exec Dt:
11/21/2014
3
OHTA, TAKUHEI
Exec Dt:
11/21/2014
4
TERASHIMA, SHINICHI
Exec Dt:
11/25/2014
5
SUDA, HIDEAKI
Exec Dt:
11/25/2014
6
KUROSAKI, MASAO
Exec Dt:
11/25/2014
7
TANAKA, MASAMOTO
Exec Dt:
11/25/2014
8
NAGASAKI, SHUJI
Exec Dt:
11/25/2014
9
MIZUYAMA, ATSUSHI
Exec Dt:
11/25/2014
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
US20150136209
14400720
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 15
Reel/Frame:038106/0164   Pages: 5
Recorded: 03/25/2016
Attorney Dkt #:0210-0323PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TATSUMI, KOHEI
Exec Dt:
01/15/2016
2
ISHIKAWA, SHINJI
Exec Dt:
01/18/2016
3
MATSUBARA, NORIE
Exec Dt:
01/18/2016
4
TANAKA, MASAMOTO
Exec Dt:
01/18/2016
Assignees
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
2
WASEDA UNIVERSITY
104, TOTSUKAMACHI 1-CHOME, SHINJUKU-KU
TOKYO, JAPAN 169-8050
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9960140
US20160240505
15024682
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 16
Reel/Frame:057880/0866   Pages: 11
Recorded: 10/22/2021
Attorney Dkt #:089994-0024
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, MASAMOTO
Exec Dt:
09/27/2021
2
KOMORI, KIYOTSUGU
Exec Dt:
09/23/2021
3
AKASHI, KEISUKE
Exec Dt:
09/23/2021
4
HOSHINO, KATSUHIKO
Exec Dt:
09/23/2021
5
YAMAZAKI, TSUNEKAZU
Exec Dt:
09/23/2021
6
KOBAYASHI, TAKAYUKI
Exec Dt:
10/11/2021
7
YAMAMOTO, SUKEYOSHI
Exec Dt:
10/11/2021
8
MISAWA, KENSUKE
Exec Dt:
10/11/2021
Assignees
1
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
13-1, NIHONBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 1030027
2
NIPPON MICROMETAL CORPORATION
158-1 OAZA SAYAMAGAHARA, IRUMA-SHI
SAITAMA, JAPAN 358-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220241903
17605844
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001

Search Results as of: 04/18/2024 06:00 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