Koji Watanabe

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet delivery device and image forming device
- Patent number 8,038,143
- Issue date Oct 18, 2011
- Ricoh Company, Ltd.
- Koji Watanabe
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus
- Patent number 7,712,892
- Issue date May 11, 2010
- Ricoh Company, Ltd.
- Hajime Nishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus, image forming method, and bypass sheet sup...
- Patent number 7,635,123
- Issue date Dec 22, 2009
- Ricoh Company, Ltd.
- Koji Watanabe
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100149299
- Publication date Jun 17, 2010
- Hajime Nishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus, image forming method, and bypass sheet sup...
- Publication number 20070057429
- Publication date Mar 15, 2007
- Koji Watanabe
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Sheet delivery device and image forming device
- Publication number 20060214351
- Publication date Sep 28, 2006
- Koji Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20050194730
- Publication date Sep 8, 2005
- Hajime Nishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS