JR

Jean Rioult

U.S. Philips: 1 patents #96 of 532Top 20%
📍 Épron, FR: #1 of 1 inventorsTop 100%
Overall (1982): #54,363 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322264 Method for selective etching of titaniumdioxide relative to aluminum Raymond Fabien 1982-03-30