Inventor · disambiguated record
Wolfgang Christgen
Also filed as: CHRISTGEN WOLFGANG
15 granted patents·2 pending applications·30 citations·filing 2005–2022
86Inventor score
Files withSCHAEFFLER TECHNOLOGIES AG9CHRISTGEN WOLFGANG3SCHAEFFLER KG2GEERS CHRISTIAN1INA SCHAEFFLER KG1
Top patents by PatentIndex Score
17 records- 0193US7975664B2Valve drive having a mechanical valve play position and method for the mounting thereofSCHAEFFLER KG·Filed 2006·Granted Jul 12, 2011·24 cites·9 claims
- 0269US10066517B2Support elementSCHAEFFLER TECHNOLOGIES AG·Filed 2015·Granted Sep 4, 2018·1 cites·11 claims
- 0365US9004023B2Variable valve train for an internal combustion engineSCHAEFFLER TECHNOLOGIES AG·Filed 2013·Granted Apr 14, 2015·2 cites·6 claims
- 0460US8689754B2Assembly for a valve drive of an internal combustion engineCHRISTGEN WOLFGANG·Filed 2010·Granted Apr 8, 2014·1 cites·11 claims
- 0556US8813705B2Hydraulic support elementCHRISTGEN WOLFGANG·Filed 2012·Granted Aug 26, 2014·1 cites·17 claims
- 0654US7762223B2Valve train of an internal combustion engineSCHAEFFLER KG·Filed 2008·Granted Jul 27, 2010·1 cites·5 claims
- 0750US10619526B2Variable valve train of a combustion engineSCHAEFFLER TECHNOLOGIES AG·Filed 2018·Granted Apr 14, 2020·0 cites·12 claims
- 0848US12320309B2Method for operating an internal combustion engine, and control deviceSCHAEFFLER TECHNOLOGIES AG·Filed 2022·Granted Jun 3, 2025·0 cites·18 claims
- 0948US2020025043A1Module of a variable valve drive of an internal combustion engineSCHAEFFLER TECHNOLOGIES AG·Filed 2019·Application pending·0 cites
- 1047US10738884B2Hydraulic switching assembly for a motor vehicleSCHAEFFLER TECHNOLOGIES AG·Filed 2017·Granted Aug 11, 2020·0 cites·18 claims
- 1147US9512742B2Method for mounting a valve train of an internal combustion engineSCHAEFFLER TECHNOLOGIES AG·Filed 2014·Granted Dec 6, 2016·0 cites·7 claims
- 1242US9447707B2Hydraulic support elementSCHAEFFLER TECHNOLOGIES AG·Filed 2015·Granted Sep 20, 2016·0 cites·14 claims
- 1342US2013306009A1Valve train actuating device for an internal combustion engineSCHAEFFLER TECHNOLOGIES AG·Filed 2013·Application pending·0 cites
- 1441US8776750B2Assembly for a valve train of an internal combustion engineCHRISTGEN WOLFGANG·Filed 2010·Granted Jul 15, 2014·0 cites·11 claims
- 1535US8869764B2Valve drive for an internal combustion engineKRETSCHMER JUERGEN·Filed 2012·Granted Oct 28, 2014·0 cites·10 claims
- 1634US7055478B2Intermediate lever for a variable valve train of an internal combustion engineINA SCHAEFFLER KG·Filed 2005·Granted Jun 6, 2006·0 cites·10 claims
- 1733US8739750B2Mechanical bucket tappetGEERS CHRISTIAN·Filed 2012·Granted Jun 3, 2014·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →