Lennert B. Johnson

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Milford, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Variable training resistance device
- Patent number 6,131,921
- Issue date Oct 17, 2000
- Reebok International Ltd.
- Todd D. Ellis
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Variable training resistance device
- Patent number 6,003,881
- Issue date Dec 21, 1999
- Reebok Interantional Ltd.
- Todd D. Ellis
- A63 - SPORTS GAMES AMUSEMENTS