Inventor
HUGHES DOUGLAS A
US19 patents
⚠️ This page may combine multiple inventors who share the name “HUGHES DOUGLAS A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EATON CORP
18 patentsUS7082850B2Aug 1, 2006
Hybrid powertrain system
EATON CORP71 citations97
US7434640B2Oct 14, 2008
Method for reducing torque required to crank engine in hybrid vehicle
EATON CORP25 citations92
US7272987B2Sep 25, 2007
Hybrid powertrain system
EATON CORP26 citations92
US6358183B1Mar 19, 2002
System/method for lever shifting of a controller-assisted, manually shifted transmission
EATON CORP24 citations92
US6324928B1Dec 4, 2001
Detent plunger assembly and control method
EATON CORP53 citations92
US6128974AOct 10, 2000
Start gear engagement control for controller-assisted, manually shifted, synchronized, compound transmission with splitter section
EATON CORP25 citations92
US6888273B2May 3, 2005
Integrated motor and clutch assembly
EATON CORP20 citations91
US6319171B1Nov 20, 2001
Synchronizing control and method
EATON CORP30 citations91
US7021410B2Apr 4, 2006
Method and system for determining the torque required to launch a vehicle having a hybrid drive-train
EATON CORP15 citations84
US6364810B1Apr 2, 2002
Automatic splitter control for manually shifted transmission
EATON CORP20 citations84
US6085606AJul 11, 2000
Mechanical transmission with reduced ratio steps in upper transmission ratios
EATON CORP19 citations84
US7863769B2Jan 4, 2011
Vehicle bus control system
EATON CORP11 citations83
US7420292B2Sep 2, 2008
Vehicle bus control system
EATON CORP13 citations83
US7665557B2Feb 23, 2010
Hybrid electric powertrain with anti-idle function
EATON CORP18 citations82
US5738194AApr 14, 1998
Synchronizer
EATON CORP12 citations73
US6520889B1Feb 18, 2003
Adaptive engine control for shifting to neutral
EATON CORP10 citations72
US7681547B2Mar 23, 2010
Method for reducing torque required to crank engine in hybrid vehicle
EATON CORP2 citations62
US6979279B2Dec 27, 2005
Range control method for lever shifted compound transmissions
EATON CORP6 citations61