Inventor · disambiguated record
Helmuth Fischer
Also filed as: FISCHER HELMUTH
4 granted patents·3 pending applications·35 citations·filing 1987–2007
75Inventor score
Top patents by PatentIndex Score
7 records- 0160US7913488B2Internal combustion engine with secondary air injection systemMANN & HUMMEL GMBH·Filed 2007·Granted Mar 29, 2011·7 cites·6 claims
- 0258US4809492ATorsionally balanced wire rope or cableVER DRAHTSEILWERKE GMBH·Filed 1987·Granted Mar 7, 1989·13 cites·8 claims
- 0354US6620090B2Free-jet centrifuge for cleaning lubricant oil with reduced run-on timesMANN & HUMMEL FILTER·Filed 2002·Granted Sep 16, 2003·9 cites·12 claims
- 0437US2006070956A1Liquid filterMANN & HUMMEL GMBH·Filed 2005·Application pending·0 cites
- 0534US2003078152A1Free jet centrifuge with monitoring means and method for monitoring the sameMANN & HUMMEL FILTER·Filed 2002·Application pending·0 cites
- 0631US2005120685A1Centrifugal separatorMANN & HUMMEL GMBH·Filed 2004·Application pending·0 cites
- 0730US4948549AProcess 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 →