Inventor · disambiguated record
Dan Coffey
Also filed as: COFFEY DAN
15 granted patents·297 citations·filing 1990–2020
93Inventor score
Top patents by PatentIndex Score
15 records- 0197US8915819B2Multi-speed planetary gear set transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Dec 23, 2014·86 cites·19 claims
- 0297US8734286B2Multi-speed planetary gear set transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted May 27, 2014·82 cites·26 claims
- 0396US8845476B2Multi-speed transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Sep 30, 2014·34 cites·19 claims
- 0492US8715129B1Multi-speed transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted May 6, 2014·15 cites·20 claims
- 0589US9458916B2Guide pin assemblyGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Oct 4, 2016·6 cites·16 claims
- 0687US11499615B2Compact split torque transmission for wide overall ratio coverageGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Nov 15, 2022·3 cites·13 claims
- 0768US7238135B2Three-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
- 0867US6422968B1Compact six speed power transmissionGEN MOTORS CORP·Filed 2001·Granted Jul 23, 2002·12 cites·7 claims
- 0966US9080650B2Multi-speed transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jul 14, 2015·2 cites·18 claims
- 1064US6200242B1Powertrain with a multi-speed transmissionGEN MOTORS CORP·Filed 1999·Granted Mar 13, 2001·19 cites·8 claims
- 1160US9347537B2Multi-mode continuously variable transmission with selectable transfer gearsGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted May 24, 2016·1 cites·20 claims
- 1252US5830102AFive-speed power transmissionGEN MOTORS CORP·Filed 1997·Granted Nov 3, 1998·13 cites·6 claims
- 1351US6648787B1Traction drive transmissionGEN MOTORS CORP·Filed 2002·Granted Nov 18, 2003·5 cites·6 claims
- 1443US7300377B2Power transmission lubrication systemGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Nov 27, 2007·0 cites·6 claims
- 1543US5105625AMounting for a ceramic scroll in a gas turbine machineGEN MOTORS CORP·Filed 1990·Granted Apr 21, 1992·14 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →