John S. Thirkettle

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Long Marston Hertfordshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Ball identifying device
- Patent number 7,337,965
- Issue date Mar 4, 2008
- World Golf Systems Limited
- John S. Thirkettle
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Identification device
- Patent number 7,160,196
- Issue date Jan 9, 2007
- World Golf Systems Limited
- John S. Thirkettle
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Ball collection arrangement
- Patent number 7,056,221
- Issue date Jun 6, 2006
- World Golf Systems Limited
- John S. Thirkettle
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Identification device
- Publication number 20040176174
- Publication date Sep 9, 2004
- John S Thirkettle
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Ball collection arrangement
- Publication number 20040063510
- Publication date Apr 1, 2004
- John S. Thirkettle
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Ball identifying device
- Publication number 20040048686
- Publication date Mar 11, 2004
- John S. Thirkettle
- G06 - COMPUTING CALCULATING COUNTING