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Yoshio Yamada
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Takatsuki, JP
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last 30 patents
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Patent Grant
Cleaning device for electrophotographic copying machines
Patent number
4,939,551
Issue date
Jul 3, 1990
Toyo Tire & Rubber Company Limited
Mitsuaki Hashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Cleaning blade for electrophotographic copying machines or the like
Patent number
4,823,161
Issue date
Apr 18, 1989
Toyo Tire & Rubber Co., Ltd.
Yoshio Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY