SR

Silvio Ragazzoni

RS Riv-Skf Officine Di Villar Persosa S.P.A.: 3 patents #3 of 22Top 15%
📍 Chieri, IT: #20 of 103 inventorsTop 20%
Overall (All Time): #1,674,804 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4640238 Oiltight hydraulic tappet for controlling an internal combustion engine valve Domenico Camosso, Franco Colanzi 1987-02-03
4632075 Oiltight hydraulic tappet for controlling an internal combustion engine valve Domenico Camosso, Franco Colanzi 1986-12-30
4610225 Hydraulic tappet for controlling an internal combustion engine valve Domenico Camosso, Franco Colanzi 1986-09-09