Toshio Sekine

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Hitachinaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power converter and power converter of rolling stock
- Patent number 8,963,456
- Issue date Feb 24, 2015
- Hitachi, Ltd.
- Tetsu Sugiura
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
POWER CONVERTER AND POWER CONVERTER OF ROLLING STOCK
- Publication number 20120229055
- Publication date Sep 13, 2012
- Tetsu SUGIURA
- B60 - VEHICLES IN GENERAL