John A. Piatt

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Santa Cruz, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Computer harness to support a computer about the body of a user ope...
- Patent number 6,006,970
- Issue date Dec 28, 1999
- John Allen Piatt
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Swim fin with harness
- Patent number 4,940,437
- Issue date Jul 10, 1990
- John A. Piatt
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Harness for swim fins
- Patent number 4,889,510
- Issue date Dec 26, 1989
- John A. Piatt
- A63 - SPORTS GAMES AMUSEMENTS