Po-Shun Chung

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pulse width modulation regulator system with automatically switchin...
- Patent number 7,751,471
- Issue date Jul 6, 2010
- Richtek Technology Corp.
- Kwan-Jen Chu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pulse width modulation regulator system with automatically switchin...
- Patent number 7,746,926
- Issue date Jun 29, 2010
- Richtek Technology Corp.
- Kwan-Jen Chu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Direct current voltage boosting/bucking device
- Patent number 7,148,666
- Issue date Dec 12, 2006
- Richtek Technology Corp.
- Liang-Pin Tai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
PULSE WIDTH MODULATION REGULATOR SYSTEM WITH AUTOMATICALLY SWITCHIN...
- Publication number 20090115389
- Publication date May 7, 2009
- Kwan-Jen Chu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Pulse width modulation regulator system with automatically switchin...
- Publication number 20060268974
- Publication date Nov 30, 2006
- Richtek Technology Corp.
- Kwan-Jen Chu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT CURRENT VOLTAGE BOOSTING/BUCKING DEVICE
- Publication number 20060261790
- Publication date Nov 23, 2006
- Liang-Pin Tai
- G05 - CONTROLLING REGULATING