Kerim Yasan Arda

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Cambridge, GB

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Patents Grantslast 30 patents

Information Patent Grant
Process for making a mold piece having a main curved surface bearin...
- Patent number 7,520,972
- Issue date Apr 21, 2009
- Essilor International
- Gerhard Keller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Process for making a mold piece having a main curved surface bearin...
- Publication number 20060096865
- Publication date May 11, 2006
- Essilor International Compagnie Generale d'Optique
- Gerhard Keller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL