Inventor · disambiguated record
Hans Erdmannsdorfer
Also filed as: ERDMANNSDOERFER HANS · ERDMANNSDORFER HANS
11 granted patents·589 citations·filing 1978–1993
93Inventor score
Top patents by PatentIndex Score
11 records- 0194US4632682ACartridge-type oil separator air filterMANN & HUMMEL FILTER·Filed 1986·Granted Dec 30, 1986·109 cites·8 claims
- 0294US4418662AEngine air intake filter with fumes-absorbing substanceMANN & HUMMEL FILTER·Filed 1981·Granted Dec 6, 1983·126 cites·6 claims
- 0394US4203739ASeparator device for removing oil from an air streamMANN & HUMMEL FILTER·Filed 1978·Granted May 20, 1980·79 cites·4 claims
- 0491US4516990AMethod of removing soot from exhaust gasesMANN & HUMMEL FILTER·Filed 1984·Granted May 14, 1985·51 cites·9 claims
- 0590US4198217AProtective air filter intake hood with air deflecting intake screenMANN & HUMMEL FILTER·Filed 1978·Granted Apr 15, 1980·33 cites·6 claims
- 0680US4324572ASoot filter for an exhaust arrangement of an internal combustion engineDAIMLER BENZ AG·Filed 1981·Granted Apr 13, 1982·44 cites·19 claims
- 0779US4619674ADual-element filter cartridge for air intake filters designed for a dusty environmentMANN & HUMMEL FILTER·Filed 1985·Granted Oct 28, 1986·46 cites·7 claims
- 0872US5417848ACoalescence separator with changeable coalescence elementMANN & HUMMEL FILTER·Filed 1993·Granted May 23, 1995·45 cites·10 claims
- 0966US4271025ALayered filter cartridge with internal bypass channelsMANN & HUMMEL FILTER·Filed 1980·Granted Jun 2, 1981·24 cites·6 claims
- 1060US4436535AMethod and device for removing soot from exhaust gasesMANN & HUMMEL FILTER·Filed 1982·Granted Mar 13, 1984·26 cites·15 claims
- 1130US4948549AProcess for producing soot filter elementsMANN & HUMMEL FILTER·Filed 1988·Granted Aug 14, 1990·6 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →