Shohichi Nitta

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for power supply capable of effectively reduci...
- Patent number RE41304
- Issue date May 4, 2010
- Ricoh Company, Ltd.
- Masahiro Matsuo
- 323 - Electricity: power supply or regulation systems
Information Patent Grant
Step-up/down DC-DC converter
- Patent number 7,570,034
- Issue date Aug 4, 2009
- Ricoh Company, Ltd.
- Shohichi Nitta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC power supply and integrated circuit device
- Patent number 7,468,599
- Issue date Dec 23, 2008
- Ricoh Company, Ltd.
- Masahiro Matsuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Step-up/down DC-DC converter
- Patent number 7,391,189
- Issue date Jun 24, 2008
- Ricoh Company, Ltd.
- Shohichi Nitta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC power supply and integrated circuit device
- Patent number 7,199,568
- Issue date Apr 3, 2007
- Ricoh Company, Ltd.
- Masahiro Matsuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for power supply capable of effectively reduci...
- Patent number 6,713,992
- Issue date Mar 30, 2004
- Ricoh Company, Ltd.
- Masahiro Matsuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Step-up/down DC-DC converter
- Publication number 20080211474
- Publication date Sep 4, 2008
- Shohichi Nitta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC power supply and integrated circuit device
- Publication number 20070024260
- Publication date Feb 1, 2007
- Masahiro Matsuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Step-up/down dc-dc converter
- Publication number 20060208718
- Publication date Sep 21, 2006
- Shohichi Nitta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC power supply and integrated circuit device
- Publication number 20050052887
- Publication date Mar 10, 2005
- Masahiro Matsuo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and apparatus for power supply capable of effectively reduci...
- Publication number 20020121882
- Publication date Sep 5, 2002
- Masahiro Matsuo
- G05 - CONTROLLING REGULATING