JR

Joseph Richard

Overall (1989): #93,270 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844587 Active matrix display screen using hydrogenated amorphous silicon carbide and process for producing this screen Francois Morin, Michel Le Contellec 1989-07-04