Wen-Yang Wang

Follow

Person

Nantou City, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Motor speed variator and a driving method thereof
- Patent number 7,102,326
- Issue date Sep 5, 2006
- Fego Precision Industrial Co., Ltd.
- Yu-Kai Chen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Belt-disc sander having speed adjuster
- Patent number 6,949,006
- Issue date Sep 27, 2005
- Fego Precision Industrial Co., Ltd.
- Yu-Kai Chen
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Phase-control dimming electronic ballast system and control method...
- Publication number 20090261744
- Publication date Oct 22, 2009
- Yu-Kai Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR