Shang-Yu Chang Chien

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Kaohsiung County, TW

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Patents Grantslast 30 patents

Information Patent Grant
LED dimming control circuit
- Patent number 7,843,146
- Issue date Nov 30, 2010
- Global Mixed-mode Technology Inc.
- Shang-Yu Chang Chien
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LED DIMMING CONTROL CIRCUIT
- Publication number 20090189546
- Publication date Jul 30, 2009
- Shang-Yu Chang Chien
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
REVERSE CURRENT PROTECTION APPARATUS FOR A SYNCHRONOUS SWITCHING VO...
- Publication number 20090128111
- Publication date May 21, 2009
- Shang-Yu Chang Chien
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...