Yuhei Niwa

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electric power transmitting and receiving device, electric power tr...
- Patent number 8,405,486
- Issue date Mar 26, 2013
- Hitachi, Ltd.
- Masaaki Yamada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC POWER TRANSMITTING AND RECEIVING DEVICE, ELECTRIC POWER TR...
- Publication number 20100148939
- Publication date Jun 17, 2010
- Masaaki YAMADA
- H01 - BASIC ELECTRIC ELEMENTS