DT

David Tang

EI Essilor International: 1 patents #69 of 181Top 40%
Overall (2019): #490,920 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10306119 Ophthalmic lens centring-blocking apparatus Guilhem Escalier, Stéphane BOUTINON, Michel Nauche, Léonard HARTMANN 2019-05-28