Inventor · disambiguated record
David Ledger
Also filed as: LEDGER DAVID · LEDGER DAVID J
8 granted patents·1 pending application·92 citations·filing 2006–2017
85Inventor score
Top patents by PatentIndex Score
9 records- 0191US7292932B1System and method for controlling speed of an engineFORD GLOBAL TECH LLC·Filed 2006·Granted Nov 6, 2007·41 cites·18 claims
- 0288US7395803B2Electric oil pump system and controls for hybrid electric vehiclesFORD GLOBAL TECH LLC·Filed 2006·Granted Jul 8, 2008·29 cites·15 claims
- 0387US10316859B2Turbocharger having improved ported shroud compressor housingBORGWARNER INC·Filed 2017·Granted Jun 11, 2019·6 cites·28 claims
- 0483US10309417B2Turbocharger having improved ported shroud compressor housingBORGWARNER INC·Filed 2017·Granted Jun 4, 2019·3 cites·30 claims
- 0581US7734384B2Tuned battery pack damper for a hybrid electric vehicleFORD GLOBAL TECH LLC·Filed 2006·Granted Jun 8, 2010·11 cites·10 claims
- 0666US10654128B2Method and laser device for forming grooves in bearing surfaces, and bearings including such groovesBORGWARNER INC·Filed 2015·Granted May 19, 2020·1 cites·10 claims
- 0759US10487838B2Devices and method for adjusting turbocharger rotating assembly balanceBORGWARNER INC·Filed 2015·Granted Nov 26, 2019·1 cites·10 claims
- 0845US11280257B2Kinematic compliant linkage for turbochargerBORGWARNER INC·Filed 2017·Granted Mar 22, 2022·0 cites·15 claims
- 0941US2008087482A1Hybrid electric vehicle with motor driven charge air boosterFORD GLOBAL TECH LLC·Filed 2006·Application pending·0 cites
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