Inventor · disambiguated record
Friedrich Wolfsgruber
Also filed as: WOLFSGRUBER FRIEDRICH
7 granted patents·69 citations·filing 1979–1992
85Inventor score
Top patents by PatentIndex Score
7 records- 0175US4412578AApparatus for treating molten cast ironMETALLGESELLSCHAFT AG·Filed 1981·Granted Nov 1, 1983·13 cites·1 claims
- 0262US4292075ASlow fade inocculant and a process for the inocculation of melted cast ironSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1979·Granted Sep 29, 1981·8 cites·14 claims
- 0358US5087290AAgent for the treatment of cast iron melts, process for the production thereof and the use thereof for treating cast iron meltsSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1990·Granted Feb 11, 1992·14 cites·22 claims
- 0458US4540436ATreatment agent for cast iron melts and a process for the production thereofSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1984·Granted Sep 10, 1985·14 cites·15 claims
- 0552US5264023ACored wire with a content of passivated pyrophoric metal, and the use thereofSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1992·Granted Nov 23, 1993·10 cites·22 claims
- 0645US4643768AInoculant alloy based on ferrosilicon or silicon and process for its preparationSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1985·Granted Feb 17, 1987·9 cites·6 claims
- 0723US4970051AProcess for the introduction of nitrogen into cast ironSUEDDEUTSCHE KALKSTICKSTOFF·Filed 1988·Granted Nov 13, 1990·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →