Inventor · disambiguated record
Rainer Petzold
Also filed as: PETZOLD RAINER
32 granted patents·11 pending applications·283 citations·filing 1988–2013
97Inventor score
Files withZAHNRADFABRIK FRIEDRICHSHAFEN27PETZOLD RAINER10HERTER PETER2FRIEDRICHSHAFEN AG1KNORR BREMSE SYSTEME1
Top patents by PatentIndex Score
43 records- 0189US5056639ADevice and method for the control of an automatic vehicle clutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1990·Granted Oct 15, 1991·46 cites·11 claims
- 0286US8352140B2Method and device for determining and dampening juddering vibrations of a drivetrainZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2008·Granted Jan 8, 2013·9 cites·9 claims
- 0384US8000869B2Method for determining a torque characteristic of an automated friction clutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Granted Aug 16, 2011·8 cites·8 claims
- 0483US7833127B2Method for adjusting the clutch torque of a motor vehicle depending upon the driving resistanceFRIEDRICHSHAFEN AG·Filed 2007·Granted Nov 16, 2010·19 cites·14 claims
- 0583US6886425B2Electromagnetic shift arrangementZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2001·Granted May 3, 2005·18 cites·14 claims
- 0681US7430936B2Method for the control of operational sequencing in an automatic transmission of auxiliary constructionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2006·Granted Oct 7, 2008·12 cites·20 claims
- 0779US8746426B2Through-connection clutch and method for the actuation thereofPETZOLD RAINER·Filed 2010·Granted Jun 10, 2014·4 cites·9 claims
- 0878US8187148B2Clutch systemPETZOLD RAINER·Filed 2007·Granted May 29, 2012·6 cites·14 claims
- 0977US7814750B2Device for supplying pressure to a piston actuatorKNORR BREMSE SYSTEME·Filed 2007·Granted Oct 19, 2010·9 cites·6 claims
- 1077US6577935B1Emergency driving device for motor vehiclesZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2000·Granted Jun 10, 2003·17 cites·6 claims
- 1176US7878084B2Method for determining the position of a shifting elementZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Granted Feb 1, 2011·8 cites·3 claims
- 1273US4986401ADevice for controlling an automatic motor-vehicle clutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1988·Granted Jan 22, 1991·20 cites·10 claims
- 1372US8078370B2Hydraulic or pneumatic control of an automated shift transmissionPETZOLD RAINER·Filed 2007·Granted Dec 13, 2011·6 cites·10 claims
- 1471US7530262B2Method for determining an actuating pressure in an actuating cylinderZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Granted May 12, 2009·5 cites·19 claims
- 1571US6301984B1Gear shifting deviceZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1998·Granted Oct 16, 2001·23 cites·19 claims
- 1670US7703478B2Shifting unitZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2005·Granted Apr 27, 2010·6 cites·3 claims
- 1769US5004086AClutch assembly for a motor vehicleZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1988·Granted Apr 2, 1991·18 cites·13 claims
- 1865US8131438B2Method for controlling an automated friction clutchHERTER PETER·Filed 2008·Granted Mar 6, 2012·3 cites·7 claims
- 1964US6612196B1Gear shifting deviceZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1998·Granted Sep 2, 2003·22 cites·17 claims
- 2060US9387848B2Method for broadening the function of a transmission brakeZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2013·Granted Jul 12, 2016·1 cites·17 claims
- 2159US7635317B2Method for establishing malfunctions of components of a motor vehicle power trainZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2006·Granted Dec 22, 2009·6 cites·17 claims
- 2253US7699750B2Method for controlling a manual transmission in the event of a disorderly engine behaviorZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2005·Granted Apr 20, 2010·2 cites·7 claims
- 2350US8317654B2Method for controlling an automated step-by-step variable speed transmissionPETZOLD RAINER·Filed 2008·Granted Nov 27, 2012·2 cites·13 claims
- 2450US8090513B2Method for controlling an automated friction clutchPETZOLD RAINER·Filed 2009·Granted Jan 3, 2012·0 cites·9 claims
- 2549US8321109B2Method and device for controlling a clutch by clutch way point coordinate systemPETZOLD RAINER·Filed 2008·Granted Nov 27, 2012·0 cites·12 claims
- 2649US8083044B2Clutch actuator and method for actuating a clutchPETZOLD RAINER·Filed 2007·Granted Dec 27, 2011·0 cites·12 claims
- 2748US8219294B2Method for actuating a clutch of a drivetrainHERTER PETER·Filed 2008·Granted Jul 10, 2012·0 cites·11 claims
- 2848US2010152985A1Method and device for controlling the degree of engagement of an automatic or automated motor vehicle clutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2008·Application pending·0 cites
- 2948US2010191431A1Method for operating a drivetrainZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2008·Application pending·0 cites
- 3046US8162799B2Procedure for controlling a hydraulic or pneumatic transmission control unitKRAMER RUPERT·Filed 2009·Granted Apr 24, 2012·0 cites·15 claims
- 3146US5056632AAuxiliary-power-activated clutch and gear-shifting deviceZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 1988·Granted Oct 15, 1991·13 cites·2 claims
- 3246US2009170659A1Method for operating an automatic friction clutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Application pending·0 cites
- 3345US2008194382A1Motor Vehicle Driving Train and Process For Controlling an Automated Engine ClutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2006·Application pending·0 cites
- 3445US2008196989A1Drive Train of a Motor Vehicle and Method For Controlling an Automated Engine ClutchZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2006·Application pending·0 cites
- 3544US8641579B2Method for controlling a rolling or coasting function of a vehiclePETZOLD RAINER·Filed 2010·Granted Feb 4, 2014·0 cites·8 claims
- 3644US2011137515A1Method for operating a hydraulic or pneumatic control device of a semi-automatic transmissionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2009·Application pending·0 cites
- 3744US2010017078A1Method for controlling an automated vehicle change-speed gearboxZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Application pending·0 cites
- 3843US8515630B2Method for determining the output rotational speed of a manual transmissionSTEINBORN MARIO·Filed 2008·Granted Aug 20, 2013·0 cites·17 claims
- 3943US2008065300A1Method For Broadening The Function Of A Transmission BrakeZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2005·Application pending·0 cites
- 4043US2006154781A1Process for operating an automatically actuated friction clutch and/or a transmissionPETZOLD RAINER·Filed 2006·Application pending·0 cites
- 4143US2009203480A1Device for controlling a fluid-activated double-action operating cylinderZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2007·Application pending·0 cites
- 4242US8831804B2Method for controlling an automatic geared transmissionPETZOLD RAINER·Filed 2009·Granted Sep 9, 2014·0 cites·20 claims
- 4341US2010174457A1Method for controlling and/or regulating a starting or maneuvering process in an automatic transmissionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2008·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Rainer Petzold files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →