Inventor · disambiguated record
Douglas Anthony Hughes
Also filed as: HUGHES DOUGLAS · HUGHES DOUGLAS A · HUGHES DOUGLAS ANTHONY
35 granted patents·3 pending applications·423 citations·filing 1996–2024
97Inventor score
Top patents by PatentIndex Score
38 records- 0196US10371016B2Electrically latching rocker arm assembly having built-in OBD functionalityEATON CORP·Filed 2016·Granted Aug 6, 2019·8 cites·19 claims
- 0294US7082850B2Hybrid powertrain systemEATON CORP·Filed 2003·Granted Aug 1, 2006·71 cites·10 claims
- 0394US6324928B1Detent plunger assembly and control methodEATON CORP·Filed 2000·Granted Dec 4, 2001·53 cites·18 claims
- 0492US7272987B2Hybrid powertrain systemEATON CORP·Filed 2005·Granted Sep 25, 2007·26 cites·32 claims
- 0591US7434640B2Method for reducing torque required to crank engine in hybrid vehicleEATON CORP·Filed 2005·Granted Oct 14, 2008·25 cites·8 claims
- 0688US10180089B2Valvetrain with rocker arm housing magnetically actuated latchEATON CORP·Filed 2015·Granted Jan 15, 2019·3 cites·20 claims
- 0785US6888273B2Integrated motor and clutch assemblyEATON CORP·Filed 2002·Granted May 3, 2005·20 cites·21 claims
- 0883US10781726B2Electrically latching rocker arm assembly having built-in OBD functionalityEATON INTELLIGENT POWER LTD·Filed 2019·Granted Sep 22, 2020·1 cites·19 claims
- 0982US7665557B2Hybrid electric powertrain with anti-idle functionEATON CORP·Filed 2005·Granted Feb 23, 2010·18 cites·4 claims
- 1080US6364810B1Automatic splitter control for manually shifted transmissionEATON CORP·Filed 2000·Granted Apr 2, 2002·20 cites·14 claims
- 1178US7420292B2Vehicle bus control systemEATON CORP·Filed 2006·Granted Sep 2, 2008·13 cites·1 claims
- 1277US2025035075A1Egr pump system and control method of egr pumpEATON INTELLIGENT POWER LTD·Filed 2024·Application pending·0 cites
- 1376US12146458B2EGR pump system and control method of EGR pumpEATON INTELLIGENT POWER LTD·Filed 2023·Granted Nov 19, 2024·0 cites·4 claims
- 1476US7863769B2Vehicle bus control systemEATON CORP·Filed 2008·Granted Jan 4, 2011·11 cites·11 claims
- 1575US12006896B2EGR pump system and control method of EGR pumpEATON INTELLIGENT POWER LTD·Filed 2023·Granted Jun 11, 2024·0 cites·2 claims
- 1674US6319171B1Synchronizing control and methodEATON CORP·Filed 2000·Granted Nov 20, 2001·30 cites·60 claims
- 1773US6128974AStart gear engagement control for controller-assisted, manually shifted, synchronized, compound transmission with splitter sectionEATON CORP·Filed 1999·Granted Oct 10, 2000·25 cites·5 claims
- 1872US9840972B2Supercharger-based twin charging system for an engineBEVAN KAREN EVELYN·Filed 2012·Granted Dec 12, 2017·4 cites·27 claims
- 1970US6358183B1System/method for lever shifting of a controller-assisted, manually shifted transmissionEATON CORP·Filed 2000·Granted Mar 19, 2002·24 cites·23 claims
- 2068US12116909B2Auxiliary framework for electrically latched rocker armsEATON INTELLIGENT POWER LTD·Filed 2017·Granted Oct 15, 2024·0 cites·19 claims
- 2168US11002156B2Non-contacting actuator for rocker arm assembly latchesEATON CORP·Filed 2017·Granted May 11, 2021·0 cites·32 claims
- 2268US10662825B2Control based on magnetic circuit feedbackEATON INTELLIGENT POWER LTD·Filed 2017·Granted May 26, 2020·0 cites·20 claims
- 2367US11698046B2EGR pump system and control method of EGR pumpEATON INTELLIGENT POWER LTD·Filed 2019·Granted Jul 11, 2023·0 cites·16 claims
- 2465US6085606AMechanical transmission with reduced ratio steps in upper transmission ratiosEATON CORP·Filed 1998·Granted Jul 11, 2000·19 cites·3 claims
- 2563US12188437B2EGR pump system and control method of EGR pumpEATON INTELLIGENT POWER LTD·Filed 2019·Granted Jan 7, 2025·0 cites·36 claims
- 2663US11668269B2EGR pump system and control method of EGR pumpEATON INTELLIGENT POWER LTD·Filed 2019·Granted Jun 6, 2023·0 cites·17 claims
- 2763US8210294B2Method and system for shutting down an engine in a hybrid vehicleHUGHES DOUGLAS A·Filed 2005·Granted Jul 3, 2012·7 cites·21 claims
- 2862US7021410B2Method and system for determining the torque required to launch a vehicle having a hybrid drive-trainEATON CORP·Filed 2002·Granted Apr 4, 2006·15 cites·20 claims
- 2962US6520889B1Adaptive engine control for shifting to neutralEATON CORP·Filed 2000·Granted Feb 18, 2003·10 cites·18 claims
- 3061US10662826B2OBD based on magnetic circuit feedbackEATON CORP·Filed 2017·Granted May 26, 2020·0 cites·18 claims
- 3160US12123380B2EGR pump locking mechanism and method to lock EGR pump rotating group during engine brakingEATON INTELLIGENT POWER LTD·Filed 2021·Granted Oct 22, 2024·0 cites·19 claims
- 3259US2018171893A1Supercharger-based twin charging system for an engineEATON CORP·Filed 2017·Application pending·0 cites
- 3356US10975922B2Hydraulically actuated differentialEATON INTELLIGENT POWER LTD·Filed 2017·Granted Apr 13, 2021·0 cites·20 claims
- 3454US6979279B2Range control method for lever shifted compound transmissionsEATON CORP·Filed 2003·Granted Dec 27, 2005·6 cites·21 claims
- 3553US7681547B2Method for reducing torque required to crank engine in hybrid vehicleEATON CORP·Filed 2008·Granted Mar 23, 2010·2 cites·13 claims
- 3653US5738194ASynchronizerEATON CORP·Filed 1996·Granted Apr 14, 1998·12 cites·16 claims
- 3750US11840992B2EGR pump system with overhung rotorsEATON INTELLIGENT POWER LTD·Filed 2020·Granted Dec 12, 2023·0 cites·29 claims
- 3837US2017227103A1Torque vectoring differentialEATON CORP·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →