Gerard Willemin

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Champigny Sur Marne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for obtaining a mark on a low surface energy ophthalmic lens
- Patent number 7,939,127
- Issue date May 10, 2011
- Essilor International (Compagnie General d'Optique)
- Dominique Conte
- G02 - OPTICS
Information Patent Grant
Optical lens support and method for using same
- Patent number 6,473,247
- Issue date Oct 29, 2002
- Essilor International
- Gerhard Keller
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Method for obtaining a mark on a low surface energy ophthalmic lens
- Publication number 20060051501
- Publication date Mar 9, 2006
- ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
- Dominique Conte
- G02 - OPTICS