Inventor · disambiguated record
Franz Gratzer
Also filed as: GRATZER FRANZ
17 granted patents·164 citations·filing 1991–2014
93Inventor score
Files withSTEYR DAIMLER PUCH AG7MAGNA DRIVETRAIN AG & CO KG3KAIMER SIMON1LINORTNER THOMAS1MAGNA POWERTRAIN AG & CO KG1
Top patents by PatentIndex Score
17 records- 0188US7753173B2Power divider for motor vehicles and lubrication thereofMAGNA DRIVETRAIN AG & CO KG·Filed 2005·Granted Jul 13, 2010·30 cites·25 claims
- 0282US7296669B2Simple action actuator with a hydraulic fast-opening valve for controlling a clutchMAGNA DRIVETRAIN AG & CO KG·Filed 2003·Granted Nov 20, 2007·19 cites·8 claims
- 0381US8157689B2Torque transmission unitSTEINWENDER HERBERT·Filed 2007·Granted Apr 17, 2012·11 cites·22 claims
- 0481US5127503ALiquid friction couplingSTEYR DAIMLER PUCH AG·Filed 1991·Granted Jul 7, 1992·30 cites·22 claims
- 0569US8151965B2Clutch arrangementLINORTNER THOMAS·Filed 2008·Granted Apr 10, 2012·9 cites·24 claims
- 0665US7077256B2Speed differential-dependent hydraulic clutch with a control valveMAGNA STEYR POWERTRAIN AG & CO·Filed 2002·Granted Jul 18, 2006·10 cites·6 claims
- 0765US6776275B2Drive system for an all-wheel driven motor vehicleSTEYR POWERTRAIN AG & CO KG·Filed 2001·Granted Aug 17, 2004·17 cites·11 claims
- 0864US6484856B1Speed-difference-dependent hydraulic coupling with control valvesSTEYR DAIMLER PUCH AG·Filed 2000·Granted Nov 26, 2002·6 cites·9 claims
- 0959US7694790B2Motor vehicle equipped with an integrated brake and clutch control systemMAGNA DRIVETRAIN AG & CO KG·Filed 2008·Granted Apr 13, 2010·3 cites·20 claims
- 1059US5443147ARotationally dependent free-wheeling couplingSTEYR DAIMLER PUCH AG·Filed 1994·Granted Aug 22, 1995·15 cites·10 claims
- 1157US7367436B2Motor vehicle equipped with a brake system and with a drive systemMAGNA POWERTRAIN AG & CO KG·Filed 2003·Granted May 6, 2008·4 cites·20 claims
- 1251US8930096B2Method and apparatus for lubricating a transmission of a motor vehicleKAIMER SIMON·Filed 2009·Granted Jan 6, 2015·2 cites·19 claims
- 1348US6684991B1Rotational speed differential hydraulic clutch having control valvesSTEYR DAIMLER PUCH AG·Filed 2000·Granted Feb 3, 2004·1 cites·9 claims
- 1447US7287635B2Force -transmission unit comprising speed -dependent hydraulic clutch and centrifugal force compensationSTEYR DAIMLER PUCH AG·Filed 2000·Granted Oct 30, 2007·1 cites·31 claims
- 1539US10495205B2Bearing arrangementMagna powertrain gmbh & co kg·Filed 2014·Granted Dec 3, 2019·0 cites·20 claims
- 1635US5547054AFree-wheeling coupling sensitive to the direction of rotationSTEYR DAIMLER PUCH AG·Filed 1994·Granted Aug 20, 1996·3 cites·12 claims
- 1733US6250444B1Hydraulic clutch which is dependent on rotation speed difference and has torque limitingSTEYR DAIMLER PUCH AG·Filed 1999·Granted Jun 26, 2001·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →