Cornelis Groot

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Den Helder, NL

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Patents Grantslast 30 patents

Information Patent Grant
Installation for increasing the light yield on the playing surface...
- Patent number 6,873,465
- Issue date Mar 29, 2005
- West 6 B.V.
- Cornelis Groot
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRAFFIC DEVICE, SUCH AS A ROADSIDE POST
- Publication number 20090232596
- Publication date Sep 17, 2009
- WEST 6 B.V.
- Cornelis Groot
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Installation for increasing the light yield on the playing surface...
- Publication number 20040004776
- Publication date Jan 8, 2004
- Cornelis Groot
- A63 - SPORTS GAMES AMUSEMENTS