Johannes Petrus Maria Opperman

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Bovenkarspel, NL

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Patents Grantslast 30 patents

Information Patent Grant
Impact-absorbing element for a vehicle and methods of producing the...
- Patent number 8,220,850
- Issue date Jul 17, 2012
- Voestalpine Polynorm Plastics B.V.
- Johannes Petrus Maria Opperman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
IMPACT-ABSORBING ELEMENT FOR A VEHICLE AND METHODS OF PRODUCING THE...
- Publication number 20090091061
- Publication date Apr 9, 2009
- Voestapline Polynorm Plastics B.V.
- Johannes Petrus Maria Opperman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL