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Patent Assignment Assignor Details
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Assignor Name : KOYAMA, KAZUHITO
Total Assignments: 21
Assignment: 1
Reel/Frame:004692/0639   Pages: 1
Recorded: 02/09/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUGITA, SHIGEHISA
Exec Dt:
01/22/1987
2
KOYAMA, KAZUHITO
Exec Dt:
01/22/1987
3
SHIINA, KOJI
Exec Dt:
01/22/1987
4
SAKAGUCHI, SEIICHIRO
Exec Dt:
01/22/1987
5
KURODA, MICHIO
Exec Dt:
01/22/1987
6
NOGUCHI, YOSHIKI
Exec Dt:
01/22/1987
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU,
A CORP. OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4820594
NONE
07012170
Correspondence name and address
ANTONELLI, TERRY AND WANDS
STE. 600, 1919 PA. AVENUE, N.W.,
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:004794/0495   Pages: 1
Recorded: 10/08/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOYAMA, KAZUHITO
Exec Dt:
09/29/1987
2
SUGITA, SHIGEHISA
Exec Dt:
09/29/1987
3
SAKAGUCHI, SEIICHIRO
Exec Dt:
09/29/1987
4
SEIKI, NOBUHIRO
Exec Dt:
09/29/1987
5
HANZAWA, ASAO
Exec Dt:
09/29/1987
Assignee
1
HITACHI, LTD., 6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO, JAPAN, A CORP. OF JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4861348
NONE
07105808
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENN. AVE. NW
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:005068/0511   Pages: 1
Recorded: 03/29/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NIINO, TSUYOSHI
Exec Dt:
03/22/1989
2
NAKAYAMA, TADAKAZU
Exec Dt:
03/22/1989
3
TSURUOKA, RYOZO
Exec Dt:
03/22/1989
4
MIKI, MINORU
Exec Dt:
03/22/1989
5
IWATA, NOBUKATSU
Exec Dt:
03/22/1989
6
KOYAMA, KAZUHITO
Exec Dt:
03/22/1989
Assignees
1
HITACHI, LTD., A CORP. OF JAPAN
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
HITACHI ENGINEERING CO., LTD., A CORP. OF JAPAN
2-1, SAIWAICHO-3-CHOME
HITACHI-SHI, IBARAKI-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5019328
NONE
07330318
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENN., AVE., N.W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:005062/0460   Pages: 1
Recorded: 04/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NIINO, TSUYOSHI
Exec Dt:
04/03/1989
2
KATAOKA, YOSHIYUKI
Exec Dt:
04/03/1989
3
MORIKAWA, MATSUO
Exec Dt:
04/03/1989
4
KOYAMA, KAZUHITO
Exec Dt:
04/03/1989
Assignee
1
HITACHI, LTD., 6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO, JAPAN, A CORP. OF JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5053188
NONE
07336423
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:006403/0294   Pages: 4
Recorded: 01/13/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TSUKAHARA, SATOSHI
Exec Dt:
12/29/1992
2
INOUE, HIROSHI
Exec Dt:
12/29/1992
3
HAYASHI, NORIYUKI
Exec Dt:
12/29/1992
4
IWAI, KAZUMI
Exec Dt:
01/13/1993
5
INNAMI, TAMIO
Exec Dt:
01/13/1993
6
ISHIBASHI, YOJI
Exec Dt:
01/13/1993
7
KURODA, MICHIO
Exec Dt:
01/13/1993
8
OATAWARA, YASUHIKO
Exec Dt:
01/13/1993
9
IKEDA, HIRAKU
Exec Dt:
01/13/1993
10
ITOH, KAZUYUKI
Exec Dt:
01/13/1993
11
NAKAMURA, SHOZO
Exec Dt:
01/13/1993
12
FUJIMURA, HIDEKAZU
Exec Dt:
01/13/1993
13
KOYAMA, KAZUHITO
Exec Dt:
01/13/1993
Assignee
1
HITACHI, LTD.
6 KANDA SURUGADAI, 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5323614
NONE
08003608
Correspondence name and address
ANTONELLI, TERRY, STPUT & KRAUS
1919 PENNSYLVANIA AVE., N.W., SUITE 600
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:006980/0187   Pages: 2
Recorded: 05/04/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJIMURA, HIDEKAZU
Exec Dt:
02/15/1994
2
KOYAMA, KAZUHITO
Exec Dt:
02/15/1994
3
NAKAMURA, SHOZO
Exec Dt:
02/15/1994
4
MORITOMO, YOSHIKAZU
Exec Dt:
02/15/1994
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5515680
NONE
08214753
Correspondence name and address
FAY, SHARPE, BEALL,
FAGAN, MINNICH & MCKEE
THOMAS E. BEALL, JR.
104 EAST HUME AVENUE
ALEXANDRIA, VA 22301
Assignment: 7
Reel/Frame:009012/0107   Pages: 2
Recorded: 02/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OKUSAWA, TSUTOMU
Exec Dt:
11/26/1997
2
KOYAMA, KAZUHITO
Exec Dt:
11/26/1997
3
YAMAGISHI, MASAHIKO
Exec Dt:
11/26/1997
4
HATAMIYA, SHIGEO
Exec Dt:
11/26/1997
5
AJIRO, TAIKO
Exec Dt:
11/26/1997
6
SUNOU, MEGUMI
Exec Dt:
11/26/1997
7
ISHIGAKI, YUKIO
Exec Dt:
11/26/1997
8
TOKUNAGA, KENJI
Exec Dt:
11/26/1997
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6014863
NONE
08959026
Correspondence name and address
FAY, SHARPE, BEALL ET AL.
THOMAS E. BEALL, JR.
104 EAST HUME AVENUE
ALEXANDRIA, VA 22301
Assignment: 8
Reel/Frame:020034/0875   Pages: 2
Recorded: 10/30/2007
Attorney Dkt #:KAS-6014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
INOUE, HIROSHI
Exec Dt:
09/27/2007
2
SAITO, TAKEO
Exec Dt:
09/28/2007
3
MIURA, KEISUKE
Exec Dt:
09/27/2007
4
KOYAMA, KAZUHITO
Exec Dt:
09/27/2007
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090293484
11865126
Correspondence name and address
SHRINATH MALUR
1800 DIAGONAL RD, SUITE 370
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:020964/0731   Pages: 2
Recorded: 05/19/2008
Attorney Dkt #:KAS-6367
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAITO, TAKEO
Exec Dt:
04/25/2008
2
MIURA, KEISUKE
Exec Dt:
04/25/2008
3
KOYAMA, KAZUHITO
Exec Dt:
04/28/2008
4
INOUE, HIROSHI
Exec Dt:
04/29/2008
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080268387
12108595
Correspondence name and address
DANIEL J. STANGER
1800 DIAGONAL ROAD, SUITE 370
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:026076/0738   Pages: 2
Recorded: 04/05/2011
Attorney Dkt #:KAS-6369
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIURA, KEISUKE
Exec Dt:
04/25/2008
2
INOUE, HIROSHI
Exec Dt:
04/29/2008
3
KOYAMA, KAZUHITO
Exec Dt:
04/28/2008
4
SAITO, TAKEO
Exec Dt:
04/25/2008
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8104284
US20090031728
12108162
Correspondence name and address
JOHN R. MATTINGLY, MATTINGLY & MALUR
1800 DIAGONAL RD.
SUITE 370
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:022682/0486   Pages: 3
Recorded: 05/14/2009
Attorney Dkt #:KAS-6810
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIURA, KEISUKE
Exec Dt:
11/28/2008
2
INOUE, HIROSHI
Exec Dt:
11/28/2008
3
KOYAMA, KAZUHITO
Exec Dt:
11/28/2008
4
SAITO, TAKEO
Exec Dt:
11/28/2008
5
DODO, SATOSHI
Exec Dt:
11/28/2008
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8127549
US20090173075
12323654
Correspondence name and address
MATTINGLY & MALUR, P.C.
1800 DIAGONAL RD.
SUITE 370
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:023091/0469   Pages: 3
Recorded: 08/12/2009
Attorney Dkt #:095659-0102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIURA, KEISUKE
Exec Dt:
07/15/2009
2
DODO, SATOSHI
Exec Dt:
07/17/2009
3
KOYAMA, KAZUHITO
Exec Dt:
07/15/2009
4
KOGANEZAWA, TOMOMI
Exec Dt:
07/17/2009
5
KOIZUMI, HIROMI
Exec Dt:
07/29/2009
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100050648
12538646
Correspondence name and address
WILLIAM T. ELLIS
FOLEY & LARDNER LLP
3000 K STREET, N.W., SUITE 500
WASHINGTON, DC 20007
Assignment: 13
Reel/Frame:023120/0642   Pages: 2
Recorded: 08/19/2009
Attorney Dkt #:095659-0103
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DODO, SATOSHI
Exec Dt:
08/10/2009
2
MIURA, KEISUKE
Exec Dt:
08/10/2009
3
KOYAMA, KAZUHITO
Exec Dt:
08/10/2009
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8468832
US20100064694
12543308
Correspondence name and address
WILLIAM T. ELLIS
3000 K STREET NW
WASHINGTON, DC 20007
Assignment: 14
Reel/Frame:030021/0391   Pages: 2
Recorded: 03/15/2013
Attorney Dkt #:056205.65233US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOYAMA, KAZUHITO
Exec Dt:
01/10/2013
2
HATAMIYA, SHIGEO
Exec Dt:
01/10/2013
3
TAKAHASHI, FUMIO
Exec Dt:
01/10/2013
4
NAGAFUCHI, NAOYUKI
Exec Dt:
01/16/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130139517
13816295
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 15
Reel/Frame:030454/0522   Pages: 4
Recorded: 05/21/2013
Attorney Dkt #:029118.65364US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKIAI, TAKAAKI
Exec Dt:
01/24/2013
2
KOYAMA, KAZUHITO
Exec Dt:
02/04/2013
3
HATAMIYA, SHIGEO
Exec Dt:
01/24/2013
4
TAKAHASHI, FUMIO
Exec Dt:
01/24/2013
5
NAGAFUCHI, NAOYUKI
Exec Dt:
01/30/2013
6
TAKAHASHI, KAZUO
Exec Dt:
01/24/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8978386
US20130174549
13817956
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 16
Reel/Frame:031350/0863   Pages: 3
Recorded: 10/04/2013
Attorney Dkt #:056205.65781US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, FUMIO
Exec Dt:
07/18/2013
2
KOYAMA, KAZUHITO
Exec Dt:
07/23/2013
3
HATAMIYA, SHIGEO
Exec Dt:
07/18/2013
4
KUSUMI, NAOHIRO
Exec Dt:
07/19/2013
5
MYOREN, CHIHIRO
Exec Dt:
07/23/2013
6
AGATA, GO
Exec Dt:
07/25/2013
7
SEKIAI, TAKAAKI
Exec Dt:
07/29/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140034752
13953319
Correspondence name and address
CROWELL & MORING LLP
1001 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 17
Reel/Frame:031390/0324   Pages: 3
Recorded: 10/11/2013
Attorney Dkt #:056205.65803US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, EUNKYEONG
Exec Dt:
07/30/2013
2
KOYAMA, KAZUHITO
Exec Dt:
08/01/2013
3
HATAMIYA, SHIGEO
Exec Dt:
08/07/2013
4
KATAGIRI, YUKINORI
Exec Dt:
07/30/2013
5
YOSHIDA, TAKUYA
Exec Dt:
07/30/2013
6
KUSUMI, NAOHIRO
Exec Dt:
08/08/2013
7
TAKAHASHI, KAZUO
Exec Dt:
08/21/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8826671
US20140033720
13983140
Correspondence name and address
CROWELL AND MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 18
Reel/Frame:031305/0214   Pages: 2
Recorded: 09/30/2013
Attorney Dkt #:029118.65884US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, FUMIO
Exec Dt:
08/06/2013
2
KOYAMA, KAZUHITO
Exec Dt:
08/21/2013
3
HATAMIYA, SHIGEO
Exec Dt:
08/07/2013
4
KUSUMI, NAOHIRO
Exec Dt:
08/08/2013
5
SEKIAI, TAKAAKI
Exec Dt:
08/22/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140060046
14013161
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 19
Reel/Frame:031330/0828   Pages: 3
Recorded: 10/02/2013
Attorney Dkt #:056205.65872US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EGUCHI, TORU
Exec Dt:
09/17/2013
2
KOYAMA, KAZUHITO
Exec Dt:
08/29/2013
3
HATAMIYA, SHIGEO
Exec Dt:
08/30/2013
4
TAKAHASHI, FUMIO
Exec Dt:
08/30/2013
5
NAGAFUCHI, NAOYUKI
Exec Dt:
09/03/2013
6
KATAGIRI, YUKINORI
Exec Dt:
09/09/2013
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8220
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140013757
14002286
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
INTELLECTUAL PROPERTY DEPARTMENT
WASHINGTON, DC 200444300
Assignment: 20
Reel/Frame:033747/0667   Pages: 2
Recorded: 09/16/2014
Attorney Dkt #:110205.66941US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOYAMA, KAZUHITO
Exec Dt:
08/25/2014
2
KUSUMI, NAOHIRO
Exec Dt:
08/28/2014
3
HATAMIYA, SHIGEO
Exec Dt:
09/01/2014
4
TAKAHASHI, FUMIO
Exec Dt:
09/01/2014
5
SEKIAI, TAKAAKI
Exec Dt:
09/01/2014
Assignee
1
MITSUBISHI HITACHI POWER SYSTEMS, LTD.
3-1, MINATOMIRAI 3-CHOME, NISHI-KU
YOKOHAMA, KANAGAWA, JAPAN 220-8401
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150033760
14380232
Correspondence name and address
CROWELL & MORING LLP
1001 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 21
Reel/Frame:045622/0162   Pages: 3
Recorded: 04/24/2018
Attorney Dkt #:P180298US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHINOZAKI, KOHEI
Exec Dt:
04/11/2018
2
MARUMOTO, TAKAHIRO
Exec Dt:
04/11/2018
3
KOYAMA, KAZUHITO
Exec Dt:
04/11/2018
Assignee
1
MITSUBISHI HITACHI POWER SYSTEMS, LTD.
3-1, MINATOMIRAI 3-CHOME, NISHI-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 220-8401
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10775079
US20190056148
15770555
Correspondence name and address
WESTERMAN HATTORI DANIELS & ADRIAN LLP
8500 LEESBURG PIKE, SUITE 7500
TYSONS, VA 22182

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