Joshua A. Corn

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Ann Arbor, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Exercise device with variable resistance
- Patent number 5,733,231
- Issue date Mar 31, 1998
- Corn; Joshua A.
- Joshua A. Corn
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise device with adjustable resistance
- Patent number 5,509,873
- Issue date Apr 23, 1996
- Joshua A. Corn
- A63 - SPORTS GAMES AMUSEMENTS