Takeshi KAWAHARA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power converting apparatus
- Patent number 8,866,580
- Issue date Oct 21, 2014
- Shinto Holdings Co., Ltd.
- Yuichi Hasegawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High-voltage power supply circuit having a plurality of diode bridg...
- Patent number 6,154,382
- Issue date Nov 28, 2000
- NEC Corporation
- Takeshi Kawahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER CONVERTING APPARATUS
- Publication number 20130128622
- Publication date May 23, 2013
- NIKKINDENJI KOGYO CO., LTD.
- Yuichi HASEGAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER