Inventor · disambiguated record
Douglas E. Trombley
Also filed as: TROMBLEY DOUGLAS · TROMBLEY DOUGLAS E · TROMBLEY DOUGLAS EDWARD
17 granted patents·1 pending application·388 citations·filing 1986–2012
95Inventor score
Top patents by PatentIndex Score
18 records- 0189US5080064AAdaptive learning control for engine intake air flowGEN MOTORS CORP·Filed 1991·Granted Jan 14, 1992·60 cites·12 claims
- 0289US5051909AMethod and means for determining exhaust backpressure in a crankcase scavenged two-stoke engineGEN MOTORS CORP·Filed 1989·Granted Sep 24, 1991·41 cites·6 claims
- 0386US5094206AMethod for controlling a crankcase scavenged two-stroke engine during deceleration fuel cut-offGEN MOTORS CORP·Filed 1991·Granted Mar 10, 1992·41 cites·3 claims
- 0483US4706628AEngine combustion control responsive to location and magnitude of peak combustion pressureGEN MOTORS CORP·Filed 1986·Granted Nov 17, 1987·23 cites·2 claims
- 0582US6253742B1Fuel supply method for a marine propulsion engineBRUNSWICK CORP·Filed 2000·Granted Jul 3, 2001·28 cites·17 claims
- 0681US5857163AAdaptive engine control responsive to catalyst deterioration estimationGEN MOTORS CORP·Filed 1995·Granted Jan 5, 1999·55 cites·6 claims
- 0779US7370521B1Method to detect a contaminated fuel injectorGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted May 13, 2008·11 cites·23 claims
- 0874US4920789AMethod and means for determining air mass in a crankcase scavenged two-stroke engineGEN MOTORS CORP·Filed 1989·Granted May 1, 1990·20 cites·9 claims
- 0972US5119781AControl of engine fuel injection during transitional periods associated with deceleration fuel cut-offGEN MOTORS CORP·Filed 1991·Granted Jun 9, 1992·28 cites·2 claims
- 1068US4955341AIdle control system for a crankcase scavenged two-stroke engineGEN MOTORS CORP·Filed 1989·Granted Sep 11, 1990·15 cites·14 claims
- 1162US7127346B1Dynamic engine pumping work estimation algorithmGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Oct 24, 2006·6 cites·19 claims
- 1262US7027905B1Mass air flow estimation based on manifold absolute pressureGEN MOTORS CORP·Filed 2004·Granted Apr 11, 2006·12 cites·25 claims
- 1356US5289812AInternal combustion engine air/fuel ratio compensationGEN MOTORS CORP·Filed 1993·Granted Mar 1, 1994·15 cites·6 claims
- 1444US5163398AEngine idle speed control based upon fuel mass flow rate adjustmentGEN MOTORS CORP·Filed 1991·Granted Nov 17, 1992·11 cites·4 claims
- 1542US2013014734A1Method for operating an egr cooler in an internal combustion engineGM GLOBAL TECH OPERATIONS INC·Filed 2012·Application pending·0 cites
- 1637US5331939ATransient fueling compensationGEN MOTORS CORP·Filed 1993·Granted Jul 26, 1994·5 cites·5 claims
- 1732US5629593AOutput torque matching in a multi-speed electric vehicleGEN MOTORS CORP·Filed 1995·Granted May 13, 1997·12 cites·8 claims
- 1828US4958609AFuel injection timing control for a crankcase scavenged two-stroke engineGEN MOTORS CORP·Filed 1989·Granted Sep 25, 1990·5 cites·14 claims
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