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Mitsuhiro Nonaka
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Yokohama, JP
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last 30 patents
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Patent Grant
Recycling automatic document feeder for a copier
Patent number
5,310,170
Issue date
May 10, 1994
Ricoh Company, Ltd.
Hisahide Yushita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic document feeder capable of handling computer form document
Patent number
5,230,454
Issue date
Jul 27, 1993
Ricoh Company, Ltd.
Mitsuhiro Nonaka
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Developing device
Patent number
4,669,859
Issue date
Jun 2, 1987
Ricoh Company, Ltd.
Manabu Mochizuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multiple reproduction apparatus
Patent number
4,420,246
Issue date
Dec 13, 1983
Ricoh Company, Ltd.
Mitsuhiro Nonaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY