Tohru Ueno

Follow

Person

Hyogo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Synchronous rectification switching regulator, control circuit ther...
- Patent number 7,990,121
- Issue date Aug 2, 2011
- Ricoh Company, Ltd.
- Shinichi Kojima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device
- Patent number 7,358,592
- Issue date Apr 15, 2008
- Ricoh Company, Ltd.
- Tohru Ueno
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Synchronous Rectification Switching Regulator, Control Circuit Ther...
- Publication number 20090201000
- Publication date Aug 13, 2009
- RICOH COMPANY, LTD.
- Shinichi Kojima
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Semiconductor device
- Publication number 20050236676
- Publication date Oct 27, 2005
- Tohru Ueno
- H01 - BASIC ELECTRIC ELEMENTS