Yifei TANG

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control device of power factor correction circuit, power factor cor...
- Patent number 11,736,003
- Issue date Aug 22, 2023
- Rohm Co., Ltd.
- Yoshinori Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Isolated DC/DC converter and AC/DC converter
- Patent number 11,637,489
- Issue date Apr 25, 2023
- Rohm Co., Ltd.
- Yifei Tang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device for non-isolated buck converter, non-isolated...
- Patent number 11,509,216
- Issue date Nov 22, 2022
- Rohm Co., Ltd.
- Yoshinori Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ISOLATED DC/DC CONVERTER AND AC/DC CONVERTER
- Publication number 20220173651
- Publication date Jun 2, 2022
- Yifei TANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE FOR NON-ISOLATED BUCK CONVERTER, NON-ISOLATED...
- Publication number 20210135594
- Publication date May 6, 2021
- Rohm Co., Ltd.
- Yoshinori SATO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL DEVICE OF POWER FACTOR CORRECTION CIRCUIT, POWER FACTOR COR...
- Publication number 20210126525
- Publication date Apr 29, 2021
- Rohm Co., Ltd.
- Yoshinori SATO
- H01 - BASIC ELECTRIC ELEMENTS