Inventor · disambiguated record
Steffen Hertrich
Also filed as: HERTRICH STEFFEN
11 granted patents·89 citations·filing 1984–2008
90Inventor score
Files withSCHAEFFLER WAELZLAGER KG7HERTRICH STEFFEN1INA WALZLAGER SCHAFFLER OHG1SCHAEFFLER TECHNOLOGIES GMBH1SCHAEFFLER WAELZLAGER OHG1
Top patents by PatentIndex Score
11 records- 0169US7874273B2Camshaft adjuster and method for setting a limiting position for a camshaft adjusterSCHAEFFLER TECHNOLOGIES GMBH·Filed 2008·Granted Jan 25, 2011·4 cites·9 claims
- 0266US4854922ABelt tensioning deviceSCHAEFFLER WAELZLAGER KG·Filed 1989·Granted Aug 8, 1989·18 cites·10 claims
- 0358US8166934B2Device for the combined locking and rotation angle limitation of a camshaft adjusterHERTRICH STEFFEN·Filed 2007·Granted May 1, 2012·3 cites·13 claims
- 0456US4782799ASelf-adjusting hydraulic valve tappetSCHAEFFLER WAELZLAGER KG·Filed 1987·Granted Nov 8, 1988·15 cites·14 claims
- 0548US6021750AFinger lever for a valve drive of an internal combustion piston engineINA WALZLAGER SCHAFFLER OHG·Filed 1997·Granted Feb 8, 2000·11 cites·5 claims
- 0647US4969858ATensioning device for beltsSCHAEFFLER WAELZLAGER KG·Filed 1989·Granted Nov 13, 1990·10 cites·2 claims
- 0742US4603923AInner race for a swashplate mechanismSCHAEFFLER WAELZLAGER KG·Filed 1984·Granted Aug 5, 1986·9 cites·10 claims
- 0838US4902268ABelt tensioning deviceSCHAEFFLER WAELZLAGER KG·Filed 1989·Granted Feb 20, 1990·6 cites·10 claims
- 0938US4800851AHydraulic play compensating elementSCHAEFFLER WAELZLAGER KG·Filed 1988·Granted Jan 31, 1989·7 cites·15 claims
- 1035US5598815ARoller lever of a casting machineSCHAEFFLER WAELZLAGER KG·Filed 1996·Granted Feb 4, 1997·5 cites·6 claims
- 1125US6182626B1Lever-type cam follower for a valve drive of an internal combustion engineSCHAEFFLER WAELZLAGER OHG·Filed 1999·Granted Feb 6, 2001·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →