Hiroki TSUBOUCHI

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus, printing system and computer-readable stor...
- Patent number 8,654,370
- Issue date Feb 18, 2014
- Ricoh Company, Ltd.
- Hiroki Tsubouchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus for detecting speed fluctuation
- Patent number 8,428,476
- Issue date Apr 23, 2013
- Ricoh Company, Ltd.
- Hiromichi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS, PRINTING SYSTEM AND COMPUTER-READABLE STOR...
- Publication number 20120062928
- Publication date Mar 15, 2012
- RICOH COMPANY, LTD.
- Hiroki TSUBOUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image forming apparatus
- Publication number 20090324262
- Publication date Dec 31, 2009
- Ricoh Company, Ltd.
- Hiromichi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY