Inventor · disambiguated record
Helmut Hoppmann
Also filed as: HOPPMANN HELMUT
3 granted patents·87 citations·filing 1978–1980
75Inventor score
Files withVOLKSWAGENWERK AG3
Top patents by PatentIndex Score
3 records- 0177US4306844AVehicle fuel tank with internal fuel pumpVOLKSWAGENWERK AG·Filed 1980·Granted Dec 22, 1981·36 cites·6 claims
- 0273US4309155AVehicle fuel tank having vented internal fuel pumpVOLKSWAGENWERK AG·Filed 1980·Granted Jan 5, 1982·29 cites·2 claims
- 0367US4212600AVehicle fuel tank having vented internal fuel pumpVOLKSWAGENWERK AG·Filed 1978·Granted Jul 15, 1980·22 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →