Inventor · disambiguated record
David E. Earhart
Also filed as: EARHART DAVID E · EARHART DAVID EARL
18 granted patents·200 citations·filing 2007–2019
94Inventor score
Files withALLISON TRANSM INC10GM GLOBAL TECH OPERATIONS INC5EARHART DAVID E1EARHART DAVID EARL1HAWKINS JR GLEN S1
Top patents by PatentIndex Score
18 records- 0196US10161484B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2016·Granted Dec 25, 2018·12 cites·16 claims
- 0296US7604561B2Multi-speed countershaft transmission with a planetary gear set and methodGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Oct 20, 2009·60 cites·22 claims
- 0395US10323723B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2017·Granted Jun 18, 2019·11 cites·24 claims
- 0495US10234001B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2016·Granted Mar 19, 2019·9 cites·21 claims
- 0595US9927008B1Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2016·Granted Mar 27, 2018·13 cites·20 claims
- 0695US8038564B2Multi-speed transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2011·Granted Oct 18, 2011·19 cites·27 claims
- 0793US7896770B2Multi-speed transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Mar 1, 2011·26 cites·19 claims
- 0890US10808807B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2019·Granted Oct 20, 2020·3 cites·20 claims
- 0989US10473190B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2017·Granted Nov 12, 2019·3 cites·24 claims
- 1085US7846055B2Multi-speed split dual clutch transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Dec 7, 2010·13 cites·24 claims
- 1183US8128377B2Split-pressure dual pump hydraulic fluid supply system for a multi-speed transmission and methodEARHART DAVID E·Filed 2007·Granted Mar 6, 2012·11 cites·16 claims
- 1281US7837589B2Multi-speed split dual clutch transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Nov 23, 2010·10 cites·21 claims
- 1375US7798931B2Multi-speed split dual clutch transmissionEARHART DAVID EARL·Filed 2008·Granted Sep 21, 2010·9 cites·25 claims
- 1472US9746060B2Input clutch assembly for infinitely variable transmissionALLISON TRANSM INC·Filed 2015·Granted Aug 29, 2017·1 cites·21 claims
- 1568US10704655B2Multi-speed planetary transmissionALLISON TRANSM INC·Filed 2019·Granted Jul 7, 2020·0 cites·22 claims
- 1656US9664269B2Input clutch assembly for infinitely variable transmissionALLISON TRANSM INC·Filed 2015·Granted May 30, 2017·0 cites·10 claims
- 1750US9382987B2Input clutch assembly for infinitely variable transmissionALLISON TRANSM INC·Filed 2013·Granted Jul 5, 2016·0 cites·9 claims
- 1844US9109663B2Input clutch assembly for infinitely variable transmissionHAWKINS JR GLEN S·Filed 2011·Granted Aug 18, 2015·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →