Cheng-Han WU

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Tainan City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Five-by five cube puzzle
- Patent number 8,342,527
- Issue date Jan 1, 2013
- Cheng-Han Wu
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FIVE-BY-FIVE CUBE PUZZLE
- Publication number 20120248696
- Publication date Oct 4, 2012
- Cheng-Han WU
- A63 - SPORTS GAMES AMUSEMENTS