RR

Roland Righetti

SH Societe Francaise Hoechst: 1 patents #26 of 69Top 40%
Overall (All Time): #3,995,925 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4590249 Cationic ampholytic tetrapolymers and cosmetic compositions containing them Jean Cabestany, Daniel Siegel 1986-05-20