Sen Yuan Chen

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Hsinchu City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rotatable water-spraying bat
- Patent number 7,604,184
- Issue date Oct 20, 2009
- OW AE Enterprise Co., Ltd.
- Sen-Yuan Chen
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Retractable blowing exerciser
- Publication number 20100056306
- Publication date Mar 4, 2010
- Sen-Yuan Chen
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Multi-function roulette apparatus
- Publication number 20060267275
- Publication date Nov 30, 2006
- Sen Yuan Chen
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Connecting structure of a bulb assembly
- Publication number 20040008513
- Publication date Jan 15, 2004
- Kuo-Fen Shu
- F21 - LIGHTING