Inventor · disambiguated record
Ludwig Winkelmann
Also filed as: WINKELMANN LUDWIG
29 granted patents·2 pending applications·412 citations·filing 1992–2011
97Inventor score
Files withLUK LAMELLEN & KUPPLUNGSBAU13INA SCHAEFFLER KG7WINKELMANN LUDWIG4SCHAEFFLER WAELZLAGER KG2DOEPPLING HORST1
Top patents by PatentIndex Score
31 records- 0192US5399023AWiper unit for a bearing componentSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Mar 21, 1995·78 cites·10 claims
- 0290US6719115B2Hydraulic operating arrangement for clutches and the likeLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Apr 13, 2004·23 cites·20 claims
- 0389US6446436B1Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted Sep 10, 2002·25 cites·17 claims
- 0488US8628249B2Angular contact ball bearingWINKELMANN LUDWIG·Filed 2006·Granted Jan 14, 2014·13 cites·8 claims
- 0588US8348512B2Clutch release bearing and method for the production thereofSCHAEFFLER TECHNOLOGIES AG·Filed 2011·Granted Jan 8, 2013·8 cites·11 claims
- 0688US6328148B2Hydraulic clutch release mechanismLUK LAMELLEN & KUPPLUNGSBAU·Filed 2001·Granted Dec 11, 2001·23 cites·22 claims
- 0785US6502682B2Hydraulic release systemLUK LAMELLEN & KUPPLUNGSBAU·Filed 2001·Granted Jan 7, 2003·17 cites·27 claims
- 0884US8764301B2Thermally insulated anti-friction bearingWINKELMANN LUDWIG·Filed 2010·Granted Jul 1, 2014·8 cites·13 claims
- 0984US6076645ARing piston seal for a hydraulically controlled disconnect systemSCHAEFFLER WAELZLAGER OHG·Filed 1996·Granted Jun 20, 2000·36 cites·23 claims
- 1081US6470791B1Master cylinderLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted Oct 29, 2002·26 cites·9 claims
- 1178US6684997B2Self-adjusting clutch release bearingINA SCHAEFFLER KG·Filed 2002·Granted Feb 3, 2004·15 cites·22 claims
- 1276US6843354B2Self-adjusting clutch release bearingINA SCHAEFFLER KG·Filed 2003·Granted Jan 18, 2005·13 cites·20 claims
- 1371US5496113ALinear bearing elementSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Mar 5, 1996·29 cites·13 claims
- 1469US7416070B2Clutch operator for a disconnectable clutch in motor vehiclesINA SCHAEFFLER KG·Filed 2005·Granted Aug 26, 2008·4 cites·28 claims
- 1568US6640541B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2003·Granted Nov 4, 2003·7 cites·20 claims
- 1667US8286775B2Clutch release bearing in contact with a disk springWINKELMANN LUDWIG·Filed 2006·Granted Oct 16, 2012·3 cites·14 claims
- 1767US7438170B2Clutch release arrangementSCHAEFFLER KG·Filed 2005·Granted Oct 21, 2008·3 cites·25 claims
- 1861US6811013B2Clutch release bearing with improved sealing arrangementINA SCHAEFFLER KG·Filed 2003·Granted Nov 2, 2004·8 cites·22 claims
- 1960US6526868B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Mar 4, 2003·6 cites·38 claims
- 2059US6273231B1Fluid operated clutch disengaging apparatusLUK LAMELLEN & KUPPLUNGSBAU·Filed 1999·Granted Aug 14, 2001·18 cites·30 claims
- 2159US6244409B1Slave cylinder for a centered clutch release systemLUK LAMELLEN & KUPPLUNGSBAU·Filed 1999·Granted Jun 12, 2001·16 cites·26 claims
- 2258US8845200B2Rolling bearing for a dual mass flywheel in a motor vehicleWINKELMANN LUDWIG·Filed 2010·Granted Sep 30, 2014·1 cites·11 claims
- 2356US6854578B2Clutch release bearing with improved sealing arrangementINA SCHAEFFLER KG·Filed 2003·Granted Feb 15, 2005·6 cites·30 claims
- 2456US6810787B2Master cylinderLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Nov 2, 2004·5 cites·4 claims
- 2556US6684996B2Release bearing with improved connection to a separating clutchINA SCHAEFFLER KG·Filed 2001·Granted Feb 3, 2004·7 cites·21 claims
- 2654US6719117B2Self-adjusting clutch release bearingINA SCHAEFFLER KG·Filed 2002·Granted Apr 13, 2004·5 cites·21 claims
- 2754US6283266B1Hydraulic clutch release mechanismLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted Sep 4, 2001·3 cites·24 claims
- 2853US6394253B2Clutch actuating apparatusLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted May 28, 2002·3 cites·11 claims
- 2944US7121396B2Hydraulic operating arrangement for clutches and the likeLUK LAMELLEN & KUPPLUNGSBAU·Filed 2004·Granted Oct 17, 2006·3 cites·14 claims
- 3043US2010247019A1Wheel bearing arrangement for motor vehiclesDOEPPLING HORST·Filed 2007·Application pending·0 cites
- 3143US2007029156A1Hydraulic operating arrangement for clutches and the likeROGNER AXEL·Filed 2006·Application pending·0 cites
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