Inventor · disambiguated record
Frank Birkwald
Also filed as: BIRKWALD FRANK
4 granted patents·2 pending applications·11 citations·filing 2009–2013
65Inventor score
Top patents by PatentIndex Score
6 records- 0165US7887069B2Toothed rack or threaded rodTHYSSENKRUPP PRESTA AG·Filed 2009·Granted Feb 15, 2011·8 cites·20 claims
- 0249US8235165B2Electromechanical power steering system with a ball screw driveBIRKWALD FRANK·Filed 2009·Granted Aug 7, 2012·3 cites·8 claims
- 0337US9429221B2Steering pinion for a steering system and method for the production thereofBIRKWALD FRANK·Filed 2012·Granted Aug 30, 2016·0 cites·18 claims
- 0435US8256314B2Cost-effective steering mechanismBIRKWALD FRANK·Filed 2010·Granted Sep 4, 2012·0 cites·12 claims
- 0534US2013026716A1Sealing Connection Between a Receptacle and a Connecting BodyCARL FREUDENBERG KG THYSSENKRUPP PRESTA AG·Filed 2012·Application pending·0 cites
- 0631US2014174222A1Ball screw with central protrusionTHYSSENKRUPP PRESTA AG·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →