Tadashi Ishikawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Powder transporting device and image forming apparatus
- Patent number 8,280,296
- Issue date Oct 2, 2012
- Fuji Xerox Co., Ltd.
- Tomoya Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer collection device and image forming apparatus
- Patent number 7,920,816
- Issue date Apr 5, 2011
- Fuji Xerox Co., Ltd.
- Tadashi Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation device with auxiliary roller
- Patent number 7,574,157
- Issue date Aug 11, 2009
- Fuji Xerox Co., Ltd.
- Tadashi Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with belt, plural sensitized bodies, and be...
- Patent number 6,934,497
- Issue date Aug 23, 2005
- Fuji Xerox Co., Ltd.
- Kazuyoshi Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multicolor image forming apparatus
- Patent number 5,552,857
- Issue date Sep 3, 1996
- Fuji Xerox Co., Ltd.
- Tadashi Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPER COLLECTION DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20100247192
- Publication date Sep 30, 2010
- Tadashi ISHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER TRANSPORTING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090324294
- Publication date Dec 31, 2009
- Tomoya Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image formation device
- Publication number 20070183809
- Publication date Aug 9, 2007
- Fuji Xerox co., LTD.
- Tadashi Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030219288
- Publication date Nov 27, 2003
- Fuji Xerox co., LTD.
- Kazuyoshi Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY