Daniel Groos

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D-80796 Munchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for determining and displaying travel or fitness...
- Patent number 6,744,375
- Issue date Jun 1, 2004
- Daniel Groos
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method for determining the rates of motion and wheel for roller ska...
- Patent number 6,268,720
- Issue date Jul 31, 2001
- Daniel Groos
- A63 - SPORTS GAMES AMUSEMENTS