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Tsumori Satoh
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Yokosuka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus, monocolor image forming apparatus, toner r...
Patent number
6,611,672
Issue date
Aug 26, 2003
Ricoh Company, Ltd.
Katsuhiro Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic brush forming device for image generating apparatus
Patent number
4,959,691
Issue date
Sep 25, 1990
Ricoh Company, Ltd.
Tsumori Satoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of cleaning a photoconductive element of an image recorder
Patent number
4,945,389
Issue date
Jul 31, 1990
Ricoh Company, Ltd.
Noriyuki Usui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device for an image forming apparatus
Patent number
4,885,612
Issue date
Dec 5, 1989
Ricoh Company, Ltd.
Tsumori Satoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
System for correcting deflection of belt from its normal path of mo...
Patent number
4,527,686
Issue date
Jul 9, 1985
Ricoh Co., Ltd.
Tsumori Satoh
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Image forming apparatus, monocolor image forming apparatus, toner r...
Publication number
20020051664
Publication date
May 2, 2002
Katsuhiro Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY