HH

Helmut Hoppmann

VA Volkswagenwerk Ag: 3 patents #23 of 159Top 15%
Overall (All Time): #1,683,980 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4309155 Vehicle fuel tank having vented internal fuel pump Otto Heinz, Bodo Henning 1982-01-05
4306844 Vehicle fuel tank with internal fuel pump Heinz Otto 1981-12-22
4212600 Vehicle fuel tank having vented internal fuel pump Heinz Otto, Bodo Henning 1980-07-15