Rick Choy

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Santa Ana, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic safety shut-off switch for exercise equipment
- Patent number 6,997,855
- Issue date Feb 14, 2006
- Unisen, Inc.
- Rick Choy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Automatic safety shut-off switch for exercise equipment
- Patent number 6,575,878
- Issue date Jun 10, 2003
- Unisen, Inc.
- Rick Choy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise treadmill expansion control system
- Patent number 6,416,443
- Issue date Jul 9, 2002
- Unisen, Inc.
- Ricky T. K. Choy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Treadmill with optical position sensing
- Patent number 6,135,924
- Issue date Oct 24, 2000
- Unisen, Inc.
- Duane Carol Gibbs
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Automatic safety shut-off switch for exercise equipment
- Publication number 20060229162
- Publication date Oct 12, 2006
- Rick Choy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Automatic safety shut-off switch for exercise equipment
- Publication number 20050075219
- Publication date Apr 7, 2005
- Rick Choy
- A63 - SPORTS GAMES AMUSEMENTS