Patents/Inventors

Frédéric Guillain

Charenton-le-pontFR2 patents

3 Patents

US121354072024
Optical Lens Having an Enhanced Interferential Coating and a Multilayer System for Improving Abrasion-resistance
Essilor International
0 cites
US121241172024
Optical Lens Having a Filtering Interferential Coating and a Multilayer System for Improving Abrasion-resistance
Essilor International
0 cites
US121115212024
Optical Lens Having an Interferential Coating and a Multilayer System for Improving Abrasion-resistance
Essilor International
0 cites