WenKai W.X. Xie

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Pool cue tip conditioning apparatus
- Patent number 7,628,706
- Issue date Dec 8, 2009
- WenKai W. X. Xie
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Pool cue tip conditioning apparatus
- Publication number 20080113595
- Publication date May 15, 2008
- WenKai W.X. Xie
- A63 - SPORTS GAMES AMUSEMENTS