Ryouichi Tsuruoka

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having an endless belt provided with ribs a...
- Patent number 6,160,978
- Issue date Dec 12, 2000
- Fuji Xerox Co., Ltd.
- Ryouichi Tsuruoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using an endless belt
- Patent number 6,141,522
- Issue date Oct 31, 2000
- Fuji Xerox Co., Ltd.
- Ryouichi Tsuruoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for high quality color images
- Patent number 6,064,849
- Issue date May 16, 2000
- Fuji Xerox Co., Ltd.
- Shin Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning apparatus and image formation apparatus
- Patent number 6,061,546
- Issue date May 9, 2000
- Fuji Xerox Co., Ltd.
- Jun Sawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning unit and toner recovery system for image formation unit
- Patent number 5,617,195
- Issue date Apr 1, 1997
- Fuji Xerox Co., Ltd.
- Satoru Torimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY