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last 30 patents
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Patent Grant
Circulating type of automatic document feeding apparatus and duplex...
Patent number
4,970,543
Issue date
Nov 13, 1990
Sharp Kabushiki Kaisha
Fukusaburo Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoreceptor attachment device for an electrophotographic copying...
Patent number
4,952,989
Issue date
Aug 28, 1990
Sharp Kabushiki Kaisha
Tadaaki Kawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device for copying machines
Patent number
4,610,534
Issue date
Sep 9, 1986
Sharp Kabushiki Kaisha
Fukusaburo Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY