Steve J. Zwonitzer

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Atlanta, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Removable variable resistance disk for an exercise device
- Patent number D414228
- Issue date Sep 21, 1999
- Corn; Joshua A.
- Steve J. Zwonitzer
- D21 - Games, toys, and sports goods
Information Patent Grant
Exercise device
- Patent number D399272
- Issue date Oct 6, 1998
- Corn; Joshua A.
- Steve J. Zwonitzer
- D21 - Games, toys, and sports goods