Stephen deZordo

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Carmel, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Top with precession tracing point for tracing unique spirals
- Patent number 5,498,192
- Issue date Mar 12, 1996
- DoodleTop
- Christopher B. McKay
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Top with precession tracing point for tracing unique spirals
- Patent number 5,324,226
- Issue date Jun 28, 1994
- DoodleTop
- Christopher B. McKay
- A63 - SPORTS GAMES AMUSEMENTS