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Masayoshi Moriwaki
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic tape cassette
Patent number
7,014,136
Issue date
Mar 21, 2006
Fuji Photo Film Co., Ltd.
Kazuo Hiraguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Process of making a guide roller for a magnetic tape cassette
Patent number
6,913,723
Issue date
Jul 5, 2005
Fuji Photo Film Co., Ltd.
Katsuki Asano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Magnetic tape cassette
Patent number
6,855,285
Issue date
Feb 15, 2005
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette having reduced friction against tape reels
Patent number
6,804,084
Issue date
Oct 12, 2004
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette, guide roller, and a method of manufacturing...
Patent number
6,742,739
Issue date
Jun 1, 2004
Fuji Photo Film Co., Ltd.
Katsuki Asano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Magnetic tape cassette having improved positioning
Patent number
6,643,096
Issue date
Nov 4, 2003
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette, guide roller, and a method of manufacturing...
Patent number
6,595,450
Issue date
Jul 22, 2003
Fuji Photo Film Co., Ltd.
Katsuki Asano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing magnetic tape cassette
Patent number
5,318,739
Issue date
Jun 7, 1994
Fuji Photo Film Co., Ltd.
Shingo Katagiri
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Molding method for magnetic tape cassette
Patent number
5,049,337
Issue date
Sep 17, 1991
Fuji Photo Film Co., Ltd.
Shingo Katagiri
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Magnetic tape cassette
Patent number
4,700,254
Issue date
Oct 13, 1987
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Dustproof liner for a magnetic disc cartridge
Patent number
4,695,912
Issue date
Sep 22, 1987
Fuji Photo Film Co., Ltd.
Masayoshi Moriwaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette
Patent number
4,635,877
Issue date
Jan 13, 1987
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette
Patent number
4,570,877
Issue date
Feb 18, 1986
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Pad assembly for tape cassette
Patent number
4,544,975
Issue date
Oct 1, 1985
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette
Patent number
4,427,166
Issue date
Jan 24, 1984
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape guide means
Patent number
4,389,010
Issue date
Jun 21, 1983
Fuji Photo Film Co., Ltd.
Kengo Oishi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Magnetic tape cassette
Publication number
20040080081
Publication date
Apr 29, 2004
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic tape cassette
Publication number
20030193747
Publication date
Oct 16, 2003
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic tape cassette
Publication number
20030099064
Publication date
May 29, 2003
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic tape cassette
Publication number
20030086205
Publication date
May 8, 2003
Fuji Photo Film Co., Ltd.
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic tape cassette, guide roller, and a method of manufacturing...
Publication number
20030075634
Publication date
Apr 24, 2003
Fuji Photo Film Co., Ltd.
Katsuki Asano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Magnetic tape cassette
Publication number
20020044383
Publication date
Apr 18, 2002
Teruo Ashikawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic tape cassette, guide roller, and a method of manufacturing...
Publication number
20010054663
Publication date
Dec 27, 2001
Katsuki Asano
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL