FG

Frédéric Guillain

EI Essilor International: 3 patents #143 of 646Top 25%
Overall (All Time): #1,376,530 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12135407 Optical lens having an enhanced interferential coating and a multilayer system for improving abrasion-resistance Christophe Valenti, William TROTTIER-LAPOINTE, Xingzhao DING 2024-11-05
12124117 Optical lens having a filtering interferential coating and a multilayer system for improving abrasion-resistance Christophe Valenti, William TROTTIER-LAPOINTE 2024-10-22
12111521 Optical lens having an interferential coating and a multilayer system for improving abrasion-resistance Christophe Valenti, William TROTTIER-LAPOINTE, Xingzhao DING 2024-10-08