Naohiro YAMAMOTO

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Patents Grantslast 30 patents

Information Patent Grant
Control unit, control method, and recording medium storing a contro...
- Patent number 10,251,215
- Issue date Apr 2, 2019
- Ricoh Company, Ltd.
- Naohiro Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric power supply device and image forming apparatus including...
- Patent number 9,846,403
- Issue date Dec 19, 2017
- Ricoh Company, Ltd.
- Naohiro Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Load driver, image forming apparatus, load driving method, and comp...
- Patent number 8,537,583
- Issue date Sep 17, 2013
- Ricoh Company, Limited
- Naohiro Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply unit, image forming apparatus and power supply control...
- Patent number 8,494,395
- Issue date Jul 23, 2013
- Ricoh Company, Ltd.
- Naohiro Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS INCLUDING...
- Publication number 20160342128
- Publication date Nov 24, 2016
- Naohiro YAMAMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL UNIT, CONTROL METHOD, AND RECORDING MEDIUM STORING A CONTRO...
- Publication number 20150359040
- Publication date Dec 10, 2015
- RICOH COMPANY, LTD.
- Naohiro Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LOAD DRIVER, IMAGE FORMING APPARATUS, LOAD DRIVING METHOD, AND COMP...
- Publication number 20120020705
- Publication date Jan 26, 2012
- Naohiro YAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY UNIT, IMAGE FORMING APPARATUS AND POWER SUPPLY CONTROL...
- Publication number 20110135338
- Publication date Jun 9, 2011
- RICOH COMPANY, LTD.
- Naohiro YAMAMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER