Hiroyuki MURAKAMI

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Isolated DC/DC converter, primary side controller, power adapter, a...
- Patent number 10,277,133
- Issue date Apr 30, 2019
- Rohm Co., Ltd.
- Takumi Oe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power factor correction circuit for regulating operating frequency...
- Patent number 9,991,788
- Issue date Jun 5, 2018
- Rohm Co., Ltd.
- Takumi Oe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ISOLATED DC/DC CONVERTER, PRIMARY SIDE CONTROLLER, POWER ADAPTER, A...
- Publication number 20190207523
- Publication date Jul 4, 2019
- Rohm Co., Ltd.
- Takumi OE
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ISOLATED DC/DC CONVERTER, PRIMARY SIDE CONTROLLER, POWER ADAPTER, A...
- Publication number 20180159433
- Publication date Jun 7, 2018
- Rohm Co., Ltd.
- Takumi OE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER FACTOR CORRECTION CIRCUIT, CONTROL CIRCUIT AND CONTROL METHOD...
- Publication number 20170187279
- Publication date Jun 29, 2017
- Rohm Co., Ltd.
- Takumi OE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER