Tetsuya Ohfuchi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet conveying device and image forming apparatus incorporating same
- Patent number 8,132,808
- Issue date Mar 13, 2012
- Ricoh Company, Ltd.
- Tetsuya Ohfuchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet detector mechanism including sheet detector further including...
- Patent number 7,675,051
- Issue date Mar 9, 2010
- Ricoh Co., Ltd.
- So Ohta
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeding and image forming apparatus and method
- Patent number 6,651,976
- Issue date Nov 25, 2003
- Ricoh Company, Ltd.
- Tetsuya Ohfuchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Sheet conveying device and image forming apparatus incorporating same
- Publication number 20110133390
- Publication date Jun 9, 2011
- Ricoh Company, Ltd.
- Tetsuya Ohfuchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Sheet detector, sheet detector mechanism and image forming apparatus
- Publication number 20070138416
- Publication date Jun 21, 2007
- So Ohta
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL