Inventor · disambiguated record
Michael Colby Sefcik
Also filed as: SEFCIK MICHAEL · SEFCIK MICHAEL C · SEFCIK MICHAEL COLBY
11 granted patents·2 pending applications·569 citations·filing 1994–2017
91Inventor score
Files withGEN MOTORS CORP4LINAMAR CORP4GM GLOBAL TECH OPERATIONS INC1METALDYNE CO LLC1SEFCIK MICHAEL1
Top patents by PatentIndex Score
13 records- 0197US6217474B1Multi speed power transmissionGEN MOTORS CORP·Filed 1999·Granted Apr 17, 2001·417 cites·7 claims
- 0295US10252609B2Hybrid axle assembly for a motor vehicleLINAMAR CORP·Filed 2017·Granted Apr 9, 2019·16 cites·11 claims
- 0395US6669596B1Dual input clutch planetary transmissionGEN MOTORS CORP·Filed 2002·Granted Dec 30, 2003·70 cites·4 claims
- 0494US9821650B2Hybrid axle assembly for a motor vehicleLINAMAR CORP·Filed 2014·Granted Nov 21, 2017·20 cites·21 claims
- 0571US10436303B2Scissor gear assembly with integral isolation mechanismLINAMAR CORP·Filed 2015·Granted Oct 8, 2019·2 cites·5 claims
- 0668US7238135B2Three-mode continuously variable transmission with a direct low mode and two split path high modesGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Jul 3, 2007·5 cites·6 claims
- 0766US7024751B2Housing and method of manufacturing said housingMETALDYNE CO LLC·Filed 2004·Granted Apr 11, 2006·8 cites·17 claims
- 0858US5445246ABrake band mechanismGEN MOTORS CORP·Filed 1994·Granted Aug 29, 1995·14 cites·6 claims
- 0956US8500594B2Differential assembly and method for manufacturing sameSEFCIK MICHAEL·Filed 2008·Granted Aug 6, 2013·3 cites·5 claims
- 1053US5707312AMulti-speed power transmissionGEN MOTORS CORP·Filed 1996·Granted Jan 13, 1998·14 cites·2 claims
- 1141US10890234B2Multi speed transmissionLINAMAR CORP·Filed 2017·Granted Jan 12, 2021·0 cites·8 claims
- 1241US2005249622A1Device for controlling parasitic losses in a fluid pumpSEFCIK MICHAEL C·Filed 2005·Application pending·0 cites
- 1341US2004251107A1Clutch housing with multi-function hydraulic sleeveFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →