GW

Gérard Willemin

ED Essilor International (Compagnie Generale D'Optique): 2 patents #206 of 693Top 30%
EI Essilor International: 1 patents #316 of 646Top 50%
📍 Champigny, FR: #3 of 22 inventorsTop 15%
Overall (All Time): #1,532,464 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8765216 Process for the manufacture of lenses Pierre-Jean Calba, Joseph Martin, Karin Scherer, Alain Thuillier 2014-07-01
7939127 Method for obtaining a mark on a low surface energy ophthalmic lens Dominique Conte, Gerhard Keller 2011-05-10
6473247 Optical lens support and method for using same Gerhard Keller, Michel Mace, Gilles Menges, Patrick Lametairie, Jean-Claude Duon +1 more 2002-10-29