Patents/Assignees

Essilor International (Compagnie Generale D'optique)

2 patents in portfolio

US8342909utility2013
Device for Machining Ophthalmic Lenses, the Device Having a Plurality of Machining Tools Placed on a Swivel Module
0 cites
US8345342utility2013
Multilayer Structure Having a Photochromic Host Matrix and Manufacturing Method
0 cites