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 : KATO, HIROHARU
Total Assignments: 18
Assignment: 1
Reel/Frame:005099/0301   Pages: 1
Recorded: 05/05/1989
Conveyance: ASSIGNMENT OF 1/2 OF ASSIGNORS INTEREST
Assignors
1
MIURA, MITSUTOSHI
Exec Dt:
06/12/1989
2
KATO, HIROHARU
Exec Dt:
06/15/1989
Assignees
1
NKK CORPORATION, 1-2, 1-CHOME, MARUNOUCHI, CHIYODA-KU, TOKYO, JAPAN, A50% INTEREST
JAPAN
2
KATO, HIROHARU, 5-31-9, KOGANEHARA, MATSUDO, CHIBA (A 50% INTEREST)
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4975023
NONE
07375862
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVE., 30TH FLR.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:005231/0459   Pages: 1
Recorded: 02/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IMAI, KIYOTAKA
Exec Dt:
01/26/1990
2
KATO, HIROHARU
Exec Dt:
01/26/1990
3
HATTORI, TADAAKI
Exec Dt:
01/26/1990
4
NISHIFUJI, KATSUYUKI
Exec Dt:
01/26/1990
Assignee
1
NKK CORPORATION, A CORP. OF JAPAN
1-2, 1-CHOME, MARUNOUCHI
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5081658
NONE
07476251
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE, 30TH FLOOR
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:007357/0706   Pages: 3
Recorded: 12/21/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATO, HIROHARU
Exec Dt:
12/14/1994
2
TAKAHASHI, YOSHIAKI
Exec Dt:
12/14/1994
Assignees
1
KATO, HIROHARU
5-31-9, KOGANEHARA
MATSUDO-SHI, CHIBA-KEN, JAPAN
2
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
2-1, OTEMACHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5575232
NONE
08360731
Correspondence name and address
PEARNE, GORDON, MCCOY & GRANGER
JEFFREY J. SOPKO
1200 LEADER BUILDING
CLEVELAND, OH 44114
Assignment: 4
Reel/Frame:009145/0046   Pages: 4
Recorded: 04/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURAKAMI, YOSHIHIRO
Exec Dt:
07/03/1997
2
NAGAMUNE, AKIO
Exec Dt:
07/03/1997
3
KATO, HIROHARU
Exec Dt:
07/03/1997
4
YOTSUJI, JUNICHI
Exec Dt:
07/03/1997
5
MAEDA, KOZO
Exec Dt:
07/03/1997
6
IWANAGA, KENICHI
Exec Dt:
07/03/1997
Assignees
1
MURAKAMI, YOSHIHIRO (10%)
17-15, KAMITODA 2-CHOME
TODA-SHI, SAITAMA 335, JAPAN
2
NKK CORPORATION (90%)
CHIYODA-KU
1-2, MARUNOUCHI 1-CHOME
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6057684
NONE
08860122
Correspondence name and address
WYATT, GERBER, MELLER & O'ROURKE
EUGENE LIEBERSTEIN
PO BOX 2198
GRAND CENTRAL STATION
NEW YORK, NY 10163
Assignment: 5
Reel/Frame:010187/0381   Pages: 4
Recorded: 05/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATO, HIROHARU
Exec Dt:
05/01/1998
2
TAKAHASHI, YOSHIAKI
Exec Dt:
05/01/1998
3
YOSHIDA, YUKI
Exec Dt:
05/01/1998
4
MASUKO, AKIRA
Exec Dt:
05/01/1998
5
WATANABE, OSAMU
Exec Dt:
05/01/1998
Assignees
1
KATO, HIROHARU
5-31-9, KOGANEHARA, MATSUDO-SHI
CHIBA-KEN, JAPAN
2
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
2-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6186085
NONE
09068844
Correspondence name and address
JEFFREY J. SOPKO
1200 LEADER BUILDING
CLEVELAND, OH 44114-1401
Assignment: 6
Reel/Frame:009174/0757   Pages: 3
Recorded: 05/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, YOSHIAKI
Exec Dt:
05/07/1998
2
YOSHIDA, YUKI
Exec Dt:
05/07/1998
3
KATO, HIROHARU
Exec Dt:
05/07/1998
Assignees
1
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
2-1, OTEMACHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
KATO, HIROHARU
5-31-9, KOGANEHARA
MATSUDO-SHI, CHIBA-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6026758
NONE
09078950
Correspondence name and address
JEFFREY J. SOPKO
1200 LEADER BLDG.
CLEVELAND, OH 44114-1401
Assignment: 7
Reel/Frame:009319/0240   Pages: 4
Recorded: 07/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, YOSHIAKI
Exec Dt:
06/30/1998
2
YOSHIDA, YUKI
Exec Dt:
06/30/1998
3
KATO, HIROHARU
Exec Dt:
06/30/1998
Assignees
1
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
2-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
KATO, HIROHARU
5-31-9, KOGANEHARA, MATSUDO-SHI
CHIBA-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6092480
NONE
09110558
Correspondence name and address
JEFFREY J. SOPKO
1200 LEADER BUILDING
CLEVELAND, OH 44114-1401
Assignment: 8
Reel/Frame:010003/0494   Pages: 3
Recorded: 05/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, YOSHIAKI
Exec Dt:
05/11/1999
2
YOSHIDA, YUKI
Exec Dt:
05/11/1999
3
KATO, HIROHARU
Exec Dt:
05/11/1999
Assignees
1
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
2-1, OTEMACHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
KATO, HIROHARU
5-31-9, KOGANEHARA
MATSUDO-SHI, CHIBA-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6324480
NONE
09317326
Correspondence name and address
JEFFREY J. SOPKO
1200 LEADER BUILDING
CLEVELAND, OH 44114-1401
Assignment: 9
Reel/Frame:022512/0204   Pages: 5
Recorded: 04/07/2009
Attorney Dkt #:TMCT-12302/08
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANAZAWA, ATSUSHI
Exec Dt:
03/23/2009
2
KATO, HIROHARU
Exec Dt:
03/23/2009
Assignees
1
TOYOTA JIDOSHA KABUSHIKI KAISHA
1, TOYOTA-CHO
TOYOTA-SHI, AICHI-KEN, JAPAN 471-8571
2
SHINMEI INDUSTRY CO., LTD.
3-20, KOROMOGAHARA
TOYOTA, AICHI, JAPAN 471-0856
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8015901
US20090260488
12419027
Correspondence name and address
THOMAS E. ANDERSON
PO BOX 7021
TROY, MI 48007
Assignment: 10
Reel/Frame:023723/0423   Pages: 3
Recorded: 12/31/2009
Attorney Dkt #:JFE-09-1306
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSHIHARA, TAKAHIRO
Exec Dt:
11/12/2009
2
KATO, HIROHARU
Exec Dt:
11/12/2009
3
NAGAMUNE, AKIO
Exec Dt:
11/12/2009
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8466673
US20110000338
12667437
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 11
Reel/Frame:025239/0384   Pages: 5
Recorded: 11/03/2010
Attorney Dkt #:JFE-10-1354 (308692-263)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSHIHARA, TAKAHIRO
Exec Dt:
10/18/2010
2
KATO, HIROHARU
Exec Dt:
10/20/2010
3
NAGAMUNE, AKIO
Exec Dt:
10/15/2010
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9008975
US20110040499
12935307
Correspondence name and address
DLA PIPER LLP (US)
1650 MARKET STREET, SIUITE 4900
IP GROUP
PHILADELPHIA, PA 19103-7300
Assignment: 12
Reel/Frame:025825/0078   Pages: 3
Recorded: 02/17/2011
Attorney Dkt #:JFE-11-1075 (308692-284)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATO, HIROHARU
Exec Dt:
02/03/2011
2
NAGAMUNE, AKIO
Exec Dt:
02/07/2011
3
TAKAMIYA, TOSHITO
Exec Dt:
02/04/2011
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8760155
US20110148405
13059467
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 13
Reel/Frame:033215/0295   Pages: 2
Recorded: 06/30/2014
Attorney Dkt #:161258
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAETANI, TOSHIO
Exec Dt:
05/28/2014
2
KATO, HIROHARU
Exec Dt:
06/03/2014
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10092952
US20140314615
14353621
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 14
Reel/Frame:043792/0702   Pages: 10
Recorded: 09/08/2017
Attorney Dkt #:SP358477US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAMBA, RYUICHI
Exec Dt:
07/13/2017
2
NISHIGUCHI, MASAYUKI
Exec Dt:
08/01/2017
3
FUJISHITA, KANEAKI
Exec Dt:
08/10/2017
4
SUZUKI, SHIRO
Exec Dt:
07/13/2017
5
CHINEN, TORU
Exec Dt:
07/14/2017
6
HATANAKA, MITSUYUKI
Exec Dt:
07/14/2017
7
YAMAMOTO, YUKI
Exec Dt:
07/14/2017
8
KATO, HIROHARU
Exec Dt:
07/30/2017
Assignee
1
SONY CORPORATION
1-7-1 KONAN
MINATO-KU
TOKYO, JAPAN 1080075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10244338
US20180077508
15557033
Correspondence name and address
CHIP LAW GROUP
155 N WACKER DR
SUITE 4250
CHICAGO, IL 60606
Assignment: 15
Reel/Frame:055873/0517   Pages: 16
Recorded: 04/09/2021
Attorney Dkt #:21PFN-004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, EIICHI
Exec Dt:
04/07/2021
2
YOSHIDA, HIRONORI
Exec Dt:
04/09/2021
3
KATO, HIROHARU
Exec Dt:
04/09/2021
Assignee
1
PREFERRED NETWORKS, INC.
OTEMACHI BLDG., 1-6-1 OTEMACHI, CHIYODA-KU,
TOKYO, JAPAN 100-0004
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11551419
US20210225078
17226214
Correspondence name and address
IPUSA, P.L.L.C
1054 31ST STREET, N.W.
SUITE 400
WASHINGTON, DC 20007
Assignment: 16
Reel/Frame:061877/0315   Pages: 16
Recorded: 11/25/2022
Attorney Dkt #:21PFN-004C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, EIICHI
Exec Dt:
04/07/2021
2
YOSHIDA, HIRONORI
Exec Dt:
04/09/2021
3
KATO, HIROHARU
Exec Dt:
04/09/2021
Assignee
1
PREFERRED NETWORKS, INC.
OTEMACHI BLDG., 1-6-1 OTEMACHI, CHIYODA-KU,
TOKYO, JAPAN 100-0004
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12020376
US20230088773
18058800
Correspondence name and address
IPUSA, P.L.L.C
1054 31ST STREET, N.W.
SUITE 400
WASHINGTON, DC 20007
Assignment: 17
Reel/Frame:057606/0539   Pages: 5
Recorded: 09/27/2021
Attorney Dkt #:2021-2057A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHIDA, MITSUO
Exec Dt:
09/22/2021
2
KATO, HIROHARU
Exec Dt:
09/01/2021
Assignee
1
JFE ADVANTECH CO., LTD.
3-48, TAKAHATA-CHO, NISHINOMIYA-SHI
HYOGO, JAPAN 663-8202
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11913885
US20220163451
17598420
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1025 CONNECTICUT AVENUE NW
SUITE 500
WASHINGTON, DC 20036
Assignment: 18
Reel/Frame:061057/0545   Pages: 2
Recorded: 09/12/2022
Attorney Dkt #:73268-866
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KEHL, WADIM
Exec Dt:
07/18/2022
2
KATO, HIROHARU
Exec Dt:
07/15/2022
Assignee
1
TOYOTA JIDOSHA KABUSHIKI KAISHA
1, TOYOTA-CHO
TOYOTA-SHI, AICHI-KEN, JAPAN 471-8571
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12243262
US20230102186
17930826
Correspondence name and address
DICKINSON WRIGHT PLLC
1825 EYE STREET NW
SUITE 900
WASHINGTON, DC 20006

Search Results as of: 10/05/2025 08:42 AM
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