Chuck Coleman

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Danville, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Playing surface collision detection system
- Patent number 9,989,352
- Issue date Jun 5, 2018
- Chuck Coleman
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Playing Surface Collision Detection System
- Publication number 20160271446
- Publication date Sep 22, 2016
- Chuck Coleman
- G01 - MEASURING TESTING