Hiroshi Nagata

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor power conversion apparatus
- Patent number 8,213,146
- Issue date Jul 3, 2012
- Hitachi, Ltd.
- Shuji Katoh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR POWER CONVERSION APPARATUS
- Publication number 20100321847
- Publication date Dec 23, 2010
- Shuji KATOH
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor Power Conversion Apparatus
- Publication number 20080084642
- Publication date Apr 10, 2008
- Shuji Kato
- H03 - BASIC ELECTRONIC CIRCUITRY