Inventor · disambiguated record
Helmut Luka
Also filed as: LUKA HELMUT
12 granted patents·2 pending applications·508 citations·filing 1995–2005
93Inventor score
Top patents by PatentIndex Score
14 records- 0197US6599342B2Filter cartridgeMANN & HUMMEL FILTER·Filed 2002·Granted Jul 29, 2003·123 cites·15 claims
- 0292US5620505AFilterMANN & HUMMEL FILTER·Filed 1995·Granted Apr 15, 1997·102 cites·20 claims
- 0387US6391193B1Dual filterMANN & HUMMEL FILTER·Filed 1998·Granted May 21, 2002·73 cites·15 claims
- 0485US5618324AFilter insertMANN & HUMMEL FILTER·Filed 1996·Granted Apr 8, 1997·85 cites·20 claims
- 0576US5879423AAir filter for the interior of a motor vehicleMANN & HUMMEL FILTER·Filed 1996·Granted Mar 9, 1999·48 cites·10 claims
- 0675US6662954B2Cylindrical filter cartridge with support tubeMANN & HUMMEL FILTER·Filed 2001·Granted Dec 16, 2003·30 cites·8 claims
- 0766US6852217B2Filter with an annularly constructed filter mediumMANN & HUMMEL FILTER·Filed 2001·Granted Feb 8, 2005·13 cites·5 claims
- 0863US7553409B2Replaceable liquid filterMANN & HUMMEL GMBH·Filed 2005·Granted Jun 30, 2009·2 cites·12 claims
- 0959US7846329B2Liquid filterMANN & HUMMEL GMBH·Filed 2005·Granted Dec 7, 2010·1 cites·12 claims
- 1059US6511101B1Snap-on central support tube for a filter elementMANN & HUMMEL FILTER·Filed 1997·Granted Jan 28, 2003·23 cites·5 claims
- 1139US2002036165A1Filter element for filtering liquid or gaseous mediaFiled 2001·Application pending·0 cites
- 1238US6039780AFilter arrangementMANN & HUMMEL FILTER·Filed 1996·Granted Mar 21, 2000·8 cites·16 claims
- 1336US6994768B2Cylindrical filter elementMANN & HUMMEL FILTER·Filed 2002·Granted Feb 7, 2006·0 cites·3 claims
- 1435US2003146149A1Filter element suitable for filtering liquidsMANN & HUMMEL FILTER·Filed 2002·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →