Johan Gierveld

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Wierden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Sport device
- Patent number 6,113,111
- Issue date Sep 5, 2000
- Gierveld Beheer B.V.
- Johan Gierveld
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Frame for a skate, method for the manufacture thereof, skating shoe...
- Patent number 5,388,846
- Issue date Feb 14, 1995
- Gierveld Beheer B.V.
- Johan Gierveld
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Frame for a skate, method for the manufacture thereof, skating shoe...
- Patent number 5,046,746
- Issue date Sep 10, 1991
- Gierveld Beheer B.V.
- Johan Gierveld
- A63 - SPORTS GAMES AMUSEMENTS