Shohji Tanaka

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric charging apparatus and image forming apparatus using the same
- Patent number 8,086,141
- Issue date Dec 27, 2011
- Ricoh Company, Ltd.
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Manufacturing method of lamination body of electrolytic body and pa...
- Patent number 7,749,638
- Issue date Jul 6, 2010
- Ricoh Company, Ltd.
- Okitoshi Kimura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Electron emission element, charging device, process cartridge, and...
- Patent number 7,728,503
- Issue date Jun 1, 2010
- Ricoh Company, Ltd.
- Eiichi Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device with walls surrounding the electrodes which reduce...
- Patent number 6,493,529
- Issue date Dec 10, 2002
- Ricoh Company, Ltd.
- Kazuhiko Umemura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC CHARGING APPARATUS AND IMAGE FORMING APPARATUS USING THE SAME
- Publication number 20100073697
- Publication date Mar 25, 2010
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrode Catalyst, Method for Preparation Thereof, Direct Alcohol...
- Publication number 20070281200
- Publication date Dec 6, 2007
- Shohji Tanaka
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ELECTRON EMISSION ELEMENT, CHARGING DEVICE, PROCESS CARTRIDGE, AND...
- Publication number 20070231010
- Publication date Oct 4, 2007
- Eiichi Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Manufacturing method of lamination body of electrolytic body and pa...
- Publication number 20050250001
- Publication date Nov 10, 2005
- Okitoshi Kimura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...