Inventor · disambiguated record
Friedhelm Vennmann
Also filed as: VENNMANN FRIEDHELM
3 granted patents·44 citations·filing 1979–1981
71Inventor score
Top patents by PatentIndex Score
3 records- 0179US4351055AWater cooled wall element formed of tubes for melting furnacesBENTELER WERKE AG·Filed 1980·Granted Sep 21, 1982·20 cites·11 claims
- 0277US4275258AWater-cooled box designed as wall element for a melting furnaceBENTELER WERKE AG·Filed 1979·Granted Jun 23, 1981·19 cites·13 claims
- 0332US4399545AMethod of lowering electrodes of an electric-arc furnaceMASCHF AUGSBURG NUERNBERG AG·Filed 1981·Granted Aug 16, 1983·5 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Friedhelm Vennmann files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →