Inventor · disambiguated record
Ulrich Helfmeier
Also filed as: HELFMEIER ULRICH
6 granted patents·1 pending application·118 citations·filing 1995–2006
85Inventor score
Top patents by PatentIndex Score
7 records- 0190US6719115B2Hydraulic operating arrangement for clutches and the likeLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Apr 13, 2004·23 cites·20 claims
- 0289US6446436B1Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted Sep 10, 2002·25 cites·17 claims
- 0376US5647657ALight system for an interior of a motor vehicleHELLA KG HUECK & CO·Filed 1995·Granted Jul 15, 1997·54 cites·15 claims
- 0468US6640541B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2003·Granted Nov 4, 2003·7 cites·20 claims
- 0560US6526868B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Mar 4, 2003·6 cites·38 claims
- 0644US7121396B2Hydraulic operating arrangement for clutches and the likeLUK LAMELLEN & KUPPLUNGSBAU·Filed 2004·Granted Oct 17, 2006·3 cites·14 claims
- 0743US2007029156A1Hydraulic operating arrangement for clutches and the likeROGNER AXEL·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →