GH

Gerard Hild

EI Essilor International: 1 patents #316 of 646Top 50%
Overall (All Time): #3,968,552 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4644033 Polyurethane hydrogels and process for their manufacture Yves Gnanou 1987-02-17