Inventor · disambiguated record
Klaus Hirschfeld
Also filed as: HIRSCHFELD KLAUS
17 granted patents·172 citations·filing 1989–2022
93Inventor score
Files withKOSTAL LEOPOLD GMBH & CO KG14DEITMERG MARTIN1KOSTAL AUTOMOBIL ELEKTRIK GMBH & CO KG1LEOPOLD KOSTAL GMBH & CO KG FA1
Top patents by PatentIndex Score
17 records- 0191US5128500ASwitch assemblyKOSTAL LEOPOLD GMBH & CO KG·Filed 1989·Granted Jul 7, 1992·45 cites·12 claims
- 0279US10207732B2Steering column switch for a motor vehicleKOSTAL LEOPOLD GMBH & CO KG·Filed 2017·Granted Feb 19, 2019·6 cites·10 claims
- 0379US5012056AControl device for use in an electrical switchLEOPOLD KOSTAL GMBH & CO KG FA·Filed 1989·Granted Apr 30, 1991·30 cites·23 claims
- 0469US7595457B2Steering column moduleKOSTAL LEOPOLD GMBH & CO KG·Filed 2008·Granted Sep 29, 2009·8 cites·16 claims
- 0566US6046414ASwitch assemblyKOSTAL LEOPOLD GMBH & CO KG·Filed 1998·Granted Apr 4, 2000·21 cites·9 claims
- 0665US7900532B2Electric shifting device for a motor vehicleKOSTAL LEOPOLD GMBH & CO KG·Filed 2009·Granted Mar 8, 2011·5 cites·16 claims
- 0765US6892602B2Device for fastening a casing tube switch module to the casing tube of a motor vehicle steering shaftKOSTAL LEOPOLD GMBH & CO KG·Filed 2002·Granted May 17, 2005·17 cites·13 claims
- 0858US7819427B2Steering column assemblyKOSTAL LEOPOLD GMBH & CO KG·Filed 2009·Granted Oct 26, 2010·4 cites·15 claims
- 0956US6700219B2Steering column moduleKOSTAL LEOPOLD GMBH & CO KG·Filed 2002·Granted Mar 2, 2004·9 cites·17 claims
- 1054US6756550B2Electric switch unitKOSTAL LEOPOLD GMBH & CO KG·Filed 2003·Granted Jun 29, 2004·8 cites·16 claims
- 1150US12286022B2System for conductively charging a motor vehicleKOSTAL AUTOMOBIL ELEKTRIK GMBH & CO KG·Filed 2022·Granted Apr 29, 2025·0 cites·18 claims
- 1249US5959268AElectrical switch having a pair of engaging actuating elements rotational between switching positionsKOSTAL LEOPOLD GMBH & CO KG·Filed 1998·Granted Sep 28, 1999·11 cites·10 claims
- 1345US11299192B2Motor vehicleKOSTAL LEOPOLD GMBH & CO KG·Filed 2020·Granted Apr 12, 2022·0 cites·20 claims
- 1445US6797898B2Switching deviceKOSTAL LEOPOLD GMBH & CO KG·Filed 2004·Granted Sep 28, 2004·6 cites·18 claims
- 1538US7950690B2Steering wheel for a motor vehicleKOSTAL LEOPOLD GMBH & CO KG·Filed 2003·Granted May 31, 2011·2 cites·14 claims
- 1635US9988069B2Device for securing a casing tube shifting module to the casing tube of a steering shaft of a motor vehicleKOSTAL LEOPOLD GMBH & CO KG·Filed 2016·Granted Jun 5, 2018·0 cites·16 claims
- 1728US10175066B2Sensor system for detecting absolute rotational angle of a shaftDEITMERG MARTIN·Filed 2011·Granted Jan 8, 2019·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →