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Shigeru Sadamatsu
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Kanagawa, JP
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last 30 patents
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Patent Grant
Developer composition for electrophotography comprising fine particles
Patent number
5,037,717
Issue date
Aug 6, 1991
Fuji Xerox Co., Ltd.
Yukihiro Ishii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer and toner composition produced by emulsion polymerization
Patent number
4,943,505
Issue date
Jul 24, 1990
Fuji Xerox Co., Ltd.
Takayoshi Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic developer comprising toner particles and acryli...
Patent number
4,933,253
Issue date
Jun 12, 1990
Fuji Xerox Co., Ltd.
Takayoshi Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive element for electrophotography
Patent number
4,346,159
Issue date
Aug 24, 1982
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic member with metallocene containing overlayer
Patent number
4,315,980
Issue date
Feb 16, 1982
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Dry electrophotographic developers
Patent number
4,245,022
Issue date
Jan 13, 1981
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process
Patent number
4,197,119
Issue date
Apr 8, 1980
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Layered photoconductive element having As and/or Te doped with Ga,...
Patent number
4,170,476
Issue date
Oct 9, 1979
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY