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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 : ISHII, KAZUYA
Total Assignments: 20
Assignment: 1
Reel/Frame:006082/0784   Pages: 3
Recorded: 04/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISHII, KAZUYA
Exec Dt:
02/15/1991
2
AOYAMA, MOTOO
Exec Dt:
02/15/1991
3
ISHII, YOSHIHIKO
Exec Dt:
02/15/1991
4
UCHIKAWA, SADAO
Exec Dt:
02/15/1991
5
TAKEDA, RENZO
Exec Dt:
02/15/1991
6
YOKOMIZO, OSAMU
Exec Dt:
02/15/1991
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN 101
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5145635
NONE
07669378
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
STANLEY A. WAL
1919 PENNSYLVANIA AVENUE, N.W.
SUITE 600
WASHINGTON, D.C. 20006
Assignment: 2
Reel/Frame:019813/0610   Pages: 2
Recorded: 09/11/2007
Attorney Dkt #:520.47261X00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHII, KAZUYA
Exec Dt:
02/21/2007
2
AOYAMA, MOTOO
Exec Dt:
02/21/2007
3
HINO, TETSUSHI
Exec Dt:
02/24/2007
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070201605
11680098
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET - SUITE 1800
ARLINGTON, VA 22209
Assignment: 3
Reel/Frame:019472/0415   Pages: 3
Recorded: 06/25/2007
Attorney Dkt #:520.47634X00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAKI, MASAO
Exec Dt:
06/07/2007
2
AOYAMA, MOTOO
Exec Dt:
06/04/2007
3
HINO, TETSUSHI
Exec Dt:
06/04/2007
4
ISHII, KAZUYA
Exec Dt:
06/04/2007
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080317191
11765486
Correspondence name and address
MELVIN KRAUS
1300 N. 17TH STREET, SUITE 1800
ARLINGTON, VA 22209
Assignment: 4
Reel/Frame:021343/0976   Pages: 2
Recorded: 08/06/2008
Attorney Dkt #:520.49106X00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MITSUYASU, TAKESHI
Exec Dt:
07/09/2008
2
AOYAMA, MOTOO
Exec Dt:
07/09/2008
3
ISHII, KAZUYA
Exec Dt:
07/09/2008
4
CHAKI, MASAO
Exec Dt:
07/09/2008
Assignee
1
HITACHI-GE NUCLEAR ENERGY, LTD.
1-1, SAIWAI-CHO 3-CHOME, HITACHI-SHI,
IBARAKI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090041174
12186560
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH SEVENTEENTH STREET
SUITE 1800
ARLINGTON, VA 22209-3873
Assignment: 5
Reel/Frame:025356/0450   Pages: 4
Recorded: 11/12/2010
Attorney Dkt #:12014-0102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKI, TAMOTSU
Exec Dt:
08/30/2010
2
TOMIZAWA, ATSUSHI
Exec Dt:
09/07/2010
3
KOJIMA, NOBUSATO
Exec Dt:
08/26/2010
4
ISHII, KAZUYA
Exec Dt:
08/27/2010
5
IMAI, KAZUHITO
Exec Dt:
08/26/2010
6
NAKAMURA, TOYOMITSU
Exec Dt:
08/26/2010
7
SHIMADA, NAOAKI
Exec Dt:
09/09/2010
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33 KITAHAMA, 4-CHOME, CHUO-KU, OSAKA-SHI
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9045817
US20110048585
12842336
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL RD.
SUITE 510
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:026679/0731   Pages: 2
Recorded: 08/01/2011
Attorney Dkt #:381528US8
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAEZAWA, YASUYUKI
Exec Dt:
07/08/2011
2
MATSUMOTO, RYOTA
Exec Dt:
07/08/2011
3
ISHII, KAZUYA
Exec Dt:
07/08/2011
Assignee
1
SONY CORPORATION
1-7-1 KONAN, MINATO-KU
TOKYO, JAPAN 108-0075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8913776
US20120063630
13195138
Correspondence name and address
NICHOLAS D. JACKSON
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:026971/0477   Pages: 4
Recorded: 09/27/2011
Attorney Dkt #:12014-0112
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, TOYOMITSU
Exec Dt:
08/18/2011
2
TOMIZAWA, ATSUSHI
Exec Dt:
08/28/2011
3
SHIMADA, NAOAKI
Exec Dt:
08/24/2011
4
KOJIMA, NOBUSATO
Exec Dt:
08/18/2011
5
ISHII, KAZUYA
Exec Dt:
08/18/2011
6
IMAI, KAZUHITO
Exec Dt:
08/18/2011
7
TOKI, TAMOTSU
Exec Dt:
08/31/2011
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33 KITAHAMA, 4-CHOME, CHUO-KU, OSAKA-SHI,
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8490457
US20120009435
13185575
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD
SUITE 510
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:029154/0582   Pages: 2
Recorded: 10/18/2012
Attorney Dkt #:103943.64831US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MITSUYASU, TAKESHI
Exec Dt:
07/20/2012
2
AOYAMA, MOTOO
Exec Dt:
07/20/2012
3
NAKADOZONO, NAOYUKI
Exec Dt:
07/20/2012
4
ISHII, KAZUYA
Exec Dt:
07/20/2012
Assignee
1
HITACHI-GE NUCLEAR ENERGY, LTD.
1-1, SAIWAI-CHO 3-CHOME
HITACHI-SHI, IBARAKI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130051509
13594213
Correspondence name and address
CROWELL & MORING LLP
INTELLECTUAL PROPERTY GROUP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 9
Reel/Frame:029272/0912   Pages: 3
Recorded: 11/09/2012
Attorney Dkt #:450100-06696
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, RYOTA
Exec Dt:
11/08/2012
2
AKAI, TAKAYUKI
Exec Dt:
11/01/2012
3
ISHII, KAZUYA
Exec Dt:
11/01/2012
Assignee
1
SONY CORPORATION
1-7-1 KONAN, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130058499
13595960
Correspondence name and address
FROMMER LAWRENCE & HAUG
745 FIFTH AVENUE- 10TH FL.
NEW YORK, NY 10151
Assignment: 10
Reel/Frame:034272/0495   Pages: 6
Recorded: 11/26/2014
Attorney Dkt #:1609-0623PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMOTO, MASANARI
Exec Dt:
10/03/2014
2
ISHII, KAZUYA
Exec Dt:
10/03/2014
3
YAMAMOTO, TATSUYA
Exec Dt:
10/03/2014
Assignees
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
2
VALLOUREC OIL AND GAS FRANCE
54, RUE ANATOLE FRANCE
AULNOYE-AYMERIES, FRANCE F-59620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9790610
US20150136590
14403947
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 11
Reel/Frame:038656/0767   Pages: 4
Recorded: 05/20/2016
Attorney Dkt #:12054-0238
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMOTO, MASANARI
Exec Dt:
03/30/2016
2
ISHII, KAZUYA
Exec Dt:
03/30/2016
3
OSHIMA, MASAHIRO
Exec Dt:
03/30/2016
4
YAMAMOTO, TATSUYA
Exec Dt:
03/30/2016
Assignees
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
2
VALLOUREC OIL AND GAS FRANCE
54 RUE ANATOLE FRANCE
AULNOYE-AYMERIES, FRANCE 59620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9957631
US20160298251
15038161
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:040181/0545   Pages: 5
Recorded: 11/01/2016
Attorney Dkt #:12054-0262
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMOTO, MASANARI
Exec Dt:
09/15/2016
2
ISHII, KAZUYA
Exec Dt:
09/15/2016
3
GOTO, KUNIO
Exec Dt:
09/15/2016
4
YAMAMOTO, TATSUYA
Exec Dt:
09/15/2016
5
OSHIMA, MASAHIRO
Exec Dt:
09/15/2016
6
NAKAO, SEIICHIRO
Exec Dt:
08/29/2016
7
YAMAGUCHI, DAISUKE
Exec Dt:
08/29/2016
Assignees
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
2
VALLOUREC OIL AND GAS FRANCE
54 RUE ANATOLE FRANCE
AULNOYE-AYMERIES, FRANCE 59620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10370770
US20170051421
15308104
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:040182/0208   Pages: 5
Recorded: 11/01/2016
Attorney Dkt #:12054-0264
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMOTO, MASANARI
Exec Dt:
09/15/2016
2
ISHII, KAZUYA
Exec Dt:
09/15/2016
3
GOTO, KUNIO
Exec Dt:
09/15/2016
4
YAMAMOTO, TATSUYA
Exec Dt:
09/15/2016
5
OSHIMA, MASAHIRO
Exec Dt:
09/15/2016
6
NAKAO, SEIICHIRO
Exec Dt:
08/29/2016
7
YAMAGUCHI, DAISUKE
Exec Dt:
08/29/2016
Assignees
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
2
VALLOUREC OIL AND GAS FRANCE
54 RUE ANATOLE FRANCE
AULNOYE-AYMERIES, FRANCE 59620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170051422
15308107
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:046766/0713   Pages: 3
Recorded: 08/31/2018
Attorney Dkt #:008810.00008\US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMOTO, MASANARI
Exec Dt:
08/06/2018
2
ISHII, KAZUYA
Exec Dt:
08/06/2018
3
OSHIMA, MASAHIRO
Exec Dt:
08/06/2018
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11060201
US20190078225
16081557
Correspondence name and address
BANNER & WITCOFF, LTD.
28 STATE STREET
SUITE 1800
BOSTON, MA 02109
Assignment: 15
Reel/Frame:049243/0995   Pages: 4
Recorded: 05/21/2019
Attorney Dkt #:SONYJP 3.3F-3371
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHII, KAZUYA
Exec Dt:
04/23/2019
2
TANAKA, SHIGERU
Exec Dt:
04/23/2019
3
KAWATA, MINAKO
Exec Dt:
04/24/2019
Assignee
1
SONY CORPORATION
C/O SONY CORPORATION
1-7-1 KONAN, MINATO-KU
TOKYO, JAPAN 108-0075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10582145
US20190356879
16462413
Correspondence name and address
LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 16
Reel/Frame:050306/0817   Pages: 3
Recorded: 09/09/2019
Attorney Dkt #:H-11684
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, KOJI
Exec Dt:
08/07/2019
2
ISHII, KAZUYA
Exec Dt:
08/23/2019
3
KONDOU, TAKAO
Exec Dt:
08/08/2019
4
KONOMA, AKIRA
Exec Dt:
08/08/2019
5
TSUCHIYA, AKIYUKI
Exec Dt:
08/07/2019
Assignee
1
HITACHI-GE NUCLEAR ENERGY, LTD.
1-1, SAIWAI-CHO 3-CHOME, HITACHI-SHI
IBARAKI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11114210
US20190214157
16074117
Correspondence name and address
MATTINGLY & MALUR, PC
1800 DIAGONAL ROAD
SUITE 210
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:051917/0903   Pages: 2
Recorded: 02/25/2020
Attorney Dkt #:105559.PD137US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ISHII, KAZUYA
Exec Dt:
01/27/2020
Assignee
1
HITACHI AUTOMOTIVE SYSTEMS, LTD.
2520, TAKABA
HITACHINAKA-SHI, IBARAKI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11092114
US20200240367
16641746
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 18
Reel/Frame:057033/0115   Pages: 4
Recorded: 07/30/2021
Attorney Dkt #:6355.146401
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHII, KAZUYA
Exec Dt:
06/16/2021
2
GOTO, KUNIO
Exec Dt:
06/16/2021
3
SUGINO, MASAAKI
Exec Dt:
06/16/2021
4
OKU, YOUSUKE
Exec Dt:
06/16/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11933431
US20220128178
17427256
Correspondence name and address
GREER BURNS & CRAIN LTD.
300 S. WACKER DRIVE, SUITE 2500
CHICAGO, IL 60606
Assignment: 19
Reel/Frame:060473/0556   Pages: 3
Recorded: 07/11/2022
Attorney Dkt #:6355.148973
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHII, KAZUYA
Exec Dt:
05/25/2022
2
GOTO, KUNIO
Exec Dt:
05/25/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11920703
US20230059150
17758605
Correspondence name and address
GREER BURNS & CRAIN LTD.
300 S. WACKER DRIVE
CHICAGO, IL 60606
Assignment: 20
Reel/Frame:061888/0524   Pages: 2
Recorded: 11/28/2022
Attorney Dkt #:SYI-13860
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ISHII, KAZUYA
Exec Dt:
10/27/2022
Assignee
1
HITACHI-GE NUCLER ENERGY, LTD.
1-1, SAIWAI-CHO 3-CHOME, HITACHI-SHI,
IBARAKI, JAPAN 317-0073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230197302
17994576
Correspondence name and address
MATTINGLY & MALUR, PC
1800 DIAGONAL ROAD, SUITE 210
ALEXANDRIA, VA 22314

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