Mark D. Stevenson

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Lombard, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Exercise apparatus with three dimensional motion
- Patent number 7,666,120
- Issue date Feb 23, 2010
- Brunswick Corporation
- Mark D. Stevenson
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise apparatus with coupled motion mechanism
- Patent number 7,625,317
- Issue date Dec 1, 2009
- Brunswick Corporation
- Mark D. Stevenson
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Exercise Apparatus with Coupled Motion Mechanism
- Publication number 20090131227
- Publication date May 21, 2009
- Mark D. Stevenson
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Exercise Apparatus with Three Dimensional Motion
- Publication number 20090131226
- Publication date May 21, 2009
- Mark D. Stevenson
- A63 - SPORTS GAMES AMUSEMENTS