Sywan-Min Shih

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San Dimas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cubic puzzle
- Patent number 6,910,691
- Issue date Jun 28, 2005
- Sywan-Min Shih
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Polyomino piece for games
- Patent number 6,679,780
- Issue date Jan 20, 2004
- Sywan-Min Shih
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
CUBIC PUZZLE
- Publication number 20050110212
- Publication date May 26, 2005
- Sywan-Min Shih
- A63 - SPORTS GAMES AMUSEMENTS