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Patent Assignment Assignor Details
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Assignor Name : HAMAMOTO, MASATO
Total Assignments: 14
Assignment: 1
Reel/Frame:005278/0485   Pages: 1
Recorded: 04/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANAKA, KAZUO
Exec Dt:
11/27/1987
2
HAMAMOTO, MASATO
Exec Dt:
11/27/1987
3
YAMADA, TOSHIO
Exec Dt:
11/27/1987
4
KOBAYASHI, TOHRU
Exec Dt:
11/27/1987
5
KATOH, HIROMASA
Exec Dt:
11/27/1987
Assignee
1
HITACHI, LTD.
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5059819
NONE
07133915
Correspondence name and address
ANTONELLI, TERRY AND WANDS
1919 PENN. AVENUE NW
SUITE 600
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:005125/0735   Pages: 1
Recorded: 07/13/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOBAYASHI, TOHRU
Exec Dt:
09/08/1988
2
HAMAMOTO, MASATO
Exec Dt:
09/08/1988
3
YAMADA, TOSHIO
Exec Dt:
09/08/1988
Assignee
1
HITACHI, LTD.
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4891531
NONE
07256863
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:005491/0170   Pages: 2
Recorded: 11/01/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOBAYASHI, TOHRU
Exec Dt:
03/15/1990
2
KIMURA, TATSUYA
Exec Dt:
03/15/1990
3
HAMAMOTO, MASATO
Exec Dt:
03/15/1990
4
SHIMIZU, ATSUSHI
Exec Dt:
03/15/1990
5
KOYU, KAORU
Exec Dt:
03/15/1990
Assignee
1
HITACHI, LTD.
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4999520
NONE
07330461
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
SUITE 600
1919 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:005420/0662   Pages: 2
Recorded: 08/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUZUKI, KATSUYOSHI
Exec Dt:
08/09/1990
2
HAMAMOTO, MASATO
Exec Dt:
08/09/1990
3
TAKAHASHI, TAKAHIKO
Exec Dt:
08/09/1990
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, A CORP OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5043297
NONE
07571179
Correspondence name and address
EDWARD W. GREASON
KENYON & KENYON
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 5
Reel/Frame:006629/0854   Pages: 4
Recorded: 07/27/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
USAMI, MITSUO
Exec Dt:
09/26/1990
2
SHIOZAWA, NOBORU
Exec Dt:
09/26/1990
3
YAMADA, TOSHIO
Exec Dt:
09/26/1990
4
KATOH, HIROMASA
Exec Dt:
09/26/1990
5
SATOH, KAZUYOSHI
Exec Dt:
09/26/1990
6
KOBAYASHI, TOHRU
Exec Dt:
09/26/1990
7
KIMURA, TATSUYA
Exec Dt:
09/26/1990
8
HAMAMOTO, MASATO
Exec Dt:
09/28/1990
9
SHIMIZU, ATSUSHI
Exec Dt:
09/27/1990
10
KOYU, KAORU
Exec Dt:
09/27/1990
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME CHIYODA-KU, TOKYO, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5283480
NONE
07557109
Correspondence name and address
GREGORY E. MONTONE
ANTONELLI, TERRY, STOUT & KRAUS
1919 PENNSYLVANIA AVENUE N.W.
STE. 600
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:006080/0322   Pages: 2
Recorded: 04/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HAMAMOTO, MASATO
Exec Dt:
11/14/1990
2
YAMADA, TOSHIO
Exec Dt:
11/14/1990
Assignee
1
HITACHI, LTD. A CORPORATION OF JAPAN
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5140184
NONE
07615930
Correspondence name and address
FAY, SHARPE, BEALL, FAGAN, MINNICH &
MCKEE
ATTN: THOMAS E. BEALL, JR.
104 EAST HUME AVENUE
ALEXANDRIA, VA 22301
Assignment: 7
Reel/Frame:006359/0481   Pages: 5
Recorded: 12/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAKAHASHI, TAKAHIKO
Exec Dt:
12/15/1990
2
OKAMOTO, YOSHIHIKO
Exec Dt:
12/21/1990
3
HAMAMOTO, MASATO
Exec Dt:
12/19/1990
4
TAKEHANA, YOHICHI
Exec Dt:
12/07/1990
5
OKAMOTO, EMIKO
Exec Dt:
12/16/1990
6
ITOH, FUMIKAZU
Exec Dt:
01/18/1991
7
SHIMASE, AKIRA
Exec Dt:
01/26/1991
8
HONGO, MIKIO
Exec Dt:
01/18/1991
9
KAMIMURA, TAKASHI
Exec Dt:
01/18/1991
10
MIZUKOSHI, KATSURO
Exec Dt:
01/18/1991
11
AZUHATA, SHOICHI
Exec Dt:
12/20/1990
12
HASHIMOTO, TAKAKO
Exec Dt:
12/20/1990
13
USAMI, MITSUO
Exec Dt:
12/20/1990
14
TOBITA, KENJI
Exec Dt:
11/11/1990
15
HARADA, SHOICHIRO
Exec Dt:
12/18/1990
16
HARAICHI, SATOSHI
Exec Dt:
01/18/1991
17
HAYAKAWA, HAJIME
Exec Dt:
12/18/1990
18
KOBAYASHI, TOHRU
Exec Dt:
01/12/1991
19
ANZAI, AKIO
Exec Dt:
12/20/1990
20
YAMAGUCHI, HIROSHI
Exec Dt:
12/20/1990
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6753253
NONE
07584180
Correspondence name and address
WILLIAM I. SOLOMON
ANTONELLI, TERRY, STOUT & KRAUS
1919 PENNSYLVANIA AVE., N.W.
STE. 600
WASHINGTON, DC 10006
Assignment: 8
Reel/Frame:009456/0043   Pages: 2
Recorded: 06/04/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAYAMA, MICHIAKI
Exec Dt:
04/10/1998
2
HAMAMOTO, MASATO
Exec Dt:
04/10/1998
3
MORI, KAZUTAKA
Exec Dt:
04/10/1998
4
ISOMURA, SATORU
Exec Dt:
04/10/1998
Assignee
1
HITACHI LTD
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6194915
NONE
09077829
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
GREGORY E. MONTONE
1300 NORTH SEVENTEENTH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 9
Reel/Frame:011664/0426   Pages: 2
Recorded: 03/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAO, MICHINOBU
Exec Dt:
02/22/2001
2
HATAYAMA, KAZUMI
Exec Dt:
02/22/2001
3
NATSUME, KOICHIRO
Exec Dt:
02/23/2001
4
KIYOSHIGE, YOSHIKAZU
Exec Dt:
02/28/2001
5
KOUNO, MASAKI
Exec Dt:
02/28/2001
6
HAMAMOTO, MASATO
Exec Dt:
03/01/2001
7
YOSHIDA, HIDEFUMI
Exec Dt:
03/01/2001
8
NAKAMURA, TOMOJI
Exec Dt:
03/01/2001
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO 101-8010, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6922803
US20020073373
09811435
Correspondence name and address
ANTONELLI, TERRY, STOUT, KRAUS, LLP
MELVIN KRAUS
SUITE 1800
1300 NORTH 17TH STREET
ARLINGTON, VA 22209
Assignment: 10
Reel/Frame:012229/0111   Pages: 4
Recorded: 10/05/2001
Conveyance: CORRECTIVE ASSIGNMENT TO ADD A SECOND ASSIGNEE, PREVIOUSLY RECORDED AT REEL 011664 FRAME 0426.
Assignors
1
NAKAO, MICHINOBU
Exec Dt:
02/22/2001
2
HATAYAMA, KAZUMI
Exec Dt:
02/22/2001
3
NATSUME, KOICHIRO
Exec Dt:
02/23/2001
4
KIYASHIGE, YOSHIKAZU
Exec Dt:
02/22/2001
5
KOUNO, MASAKI
Exec Dt:
02/28/2001
6
HAMAMOTO, MASATO
Exec Dt:
03/01/2001
7
YOSHIDA, HIDEFUMI
Exec Dt:
03/01/2001
8
NAKAMURA, TOMOJI
Exec Dt:
03/01/2001
Assignees
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
HITACHI INFORMATION TECHNOLGY CO., LTD.
456, SAKAI NAKAI-MACHI, ASHIGARAKAMI-GUN
KANAGAWA-KEN 231-0015, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6922803
US20020073373
09811435
Correspondence name and address
ANTONELLI, TERRY, STOUT, ET AL.
MELVIN KRAUS
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 11
Reel/Frame:012807/0113   Pages: 5
Recorded: 04/18/2002
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE ASSIGNOR THAT WAS PREVIOUSLY RECORDED ON REEL 012229, FRAME 0111.
Assignors
1
NAKAO, MICHINOBU
Exec Dt:
02/22/2001
2
HATAYAMA, KAZUMI
Exec Dt:
02/22/2001
3
NATSUME, KOICHIRO
Exec Dt:
02/23/2001
4
KIYOSHIGE, YOSHIKAZU
Exec Dt:
02/22/2001
5
KOUNO, MASAKI
Exec Dt:
02/28/2001
6
HAMAMOTO, MASATO
Exec Dt:
03/01/2001
7
YOSHIDA, HIDEFUMI
Exec Dt:
03/01/2001
8
NAKAMURA, TOMOJI
Exec Dt:
03/01/2001
Assignees
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
HITACHI INFORMATION TECHNOLOGY CO., LTD.
456, SAKAI, NAKAI-MACHI
ASHIGARAKAMI-GUN, KANAGAWA-KEN, JAPAN 231-0
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6922803
US20020073373
09811435
Correspondence name and address
ANTONELLI TERRY STOUT & KRAUS, LLP
GREGORY E. MONTONE
1300 NORTH 17TH ST.
SUITE 1800
ARLINGTON, VA 22209
Assignment: 12
Reel/Frame:012129/0077   Pages: 2
Recorded: 08/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOUNO, MASAKI
Exec Dt:
07/16/2001
2
HAMAMOTO, MASATO
Exec Dt:
07/16/2001
3
WAKAHARA, ATSUSHI
Exec Dt:
07/17/2001
4
TAKAHASHI, HIDEYUKI
Exec Dt:
07/17/2001
5
HIGETA, KEIICHI
Exec Dt:
07/17/2001
6
KUSUNOKI, MITSUGU
Exec Dt:
07/19/2001
7
MORI, KAZUTAKA
Exec Dt:
07/19/2001
Assignee
1
HITACHI, LTD.
CHIYODA-KU
6, KANDA SURUGADAI 4-CHOME
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6670201
US20020036534
09939670
Correspondence name and address
MILES & STOCKBRIDGE P.C.
MITCHELL W. SHAPIRO
1751 PINNACLE DRIVE, SUITE 500
MCLEAN, VA 22102
Assignment: 13
Reel/Frame:014974/0319   Pages: 2
Recorded: 02/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAMAKI, YOICHI
Exec Dt:
12/01/2003
2
NONAMI, HIDEAKI
Exec Dt:
12/01/2003
3
HAMAMOTO, MASATO
Exec Dt:
12/05/2003
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7576406
US20040183159
10773658
Correspondence name and address
MILES & STOCKBRIDGE P.C.
MITCHELL W. SHAPIRO
1751 PINNACLE DR., SUITE 500
MCLEAN, VA 22102
Assignment: 14
Reel/Frame:060756/0238   Pages: 3
Recorded: 08/09/2022
Attorney Dkt #:01217-2205140
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAGASHIRA, YOSHINORI
Exec Dt:
07/22/2022
2
YAMASHITA, YOSHIAKI
Exec Dt:
07/22/2022
3
HAMAMOTO, MASATO
Exec Dt:
07/22/2022
Assignee
1
TOKUYAMA CORPORATION
1-1, MIKAGE-CHO, YAMAGUCHI
SHUNAN-SHI, JAPAN 7458648
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230080620
17798383
Correspondence name and address
THE WEBB LAW FIRM, P.C.
ONE GATEWAY CENTER
420 FT. DUQUESNE BLVD., SUITE 1200
PITTSBURGH, PA 15222

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