Emiko Ishikawa

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Sagamihara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 8,275,275
- Issue date Sep 25, 2012
- Ricoh Company, Ltd.
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method and apparatus for transfer and fixing image wi...
- Patent number 7,884,840
- Issue date Feb 8, 2011
- Ricoh Co., Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, a developing method, a process cartridge and an...
- Patent number 7,593,671
- Issue date Sep 22, 2009
- Ricoh Company, Ltd.
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100098446
- Publication date Apr 22, 2010
- RICOH COMPANY, LTD.
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
A DEVELOPING DEVICE, A DEVELOPING METHOD, A PROCESS CARTRIDGE AND A...
- Publication number 20070127951
- Publication date Jun 7, 2007
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method and apparatus for transfer and fixing image wi...
- Publication number 20070014596
- Publication date Jan 18, 2007
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY