Inventor · disambiguated record
Jeffrey David Willis
Also filed as: WILLIS JEFFREY D · WILLIS JEFFREY DAVID
26 granted patents·1 pending application·1,056 citations·filing 1980–2018
97Inventor score
Top patents by PatentIndex Score
27 records- 0195US6253555B1Combustion chamber comprising mixing ducts with fuel injectors varying in number and cross-sectional areaROLLS ROYCE PLC·Filed 1999·Granted Jul 3, 2001·154 cites·25 claims
- 0294US6332313B1Combustion chamber with separate, valved air mixing passages for separate combustion zonesROLLS ROYCE PLC·Filed 2000·Granted Dec 25, 2001·117 cites·32 claims
- 0393US5319935AStaged gas turbine combustion chamber with counter swirling arrays of radial vanes having interjacent fuel injectionROLLS ROYCE PLC·Filed 1991·Granted Jun 14, 1994·163 cites·37 claims
- 0492US5640851AGas turbine engine combustion chamberROLLS ROYCE PLC·Filed 1994·Granted Jun 24, 1997·73 cites·31 claims
- 0591US10260446B2Methods and system for aging compensation of a fuel systemGEN ELECTRIC·Filed 2016·Granted Apr 16, 2019·6 cites·17 claims
- 0690US9228525B2Method and systems for engine fuel injection controlGEN ELECTRIC·Filed 2013·Granted Jan 5, 2016·9 cites·20 claims
- 0789US9790869B2Method and systems for a multi-fuel engineGEN ELECTRIC·Filed 2015·Granted Oct 17, 2017·6 cites·20 claims
- 0889US4726192ADual fuel injectorsROLLS ROYCE PLC·Filed 1987·Granted Feb 23, 1988·69 cites·1 claims
- 0988US4342198AGas turbine engine fuel injectorsROLLS ROYCE·Filed 1980·Granted Aug 3, 1982·44 cites·10 claims
- 1084US5628192AGas turbine engine combustion chamberROLLS ROYCE PLC·Filed 1994·Granted May 13, 1997·57 cites·18 claims
- 1181US6105360AGas turbine engine combustion chamber having premixed homogeneous combustion followed by catalytic combustion and a method of operation thereofROLLS ROYCE PLC·Filed 1997·Granted Aug 22, 2000·42 cites·20 claims
- 1281US5475979AGas turbine engine combustion chamberROLLS ROYCE PLC·Filed 1994·Granted Dec 19, 1995·58 cites·15 claims
- 1381US4463568AFuel injector for gas turbine enginesROLLS ROYCE·Filed 1982·Granted Aug 7, 1984·35 cites·2 claims
- 1480US6324828B1Gas turbine engine and a method of controlling a gas turbine engineROLLS ROYCE PLC·Filed 2000·Granted Dec 4, 2001·50 cites·31 claims
- 1579US10125711B2Systems for fuel deliveryGEN ELECTRIC·Filed 2015·Granted Nov 13, 2018·2 cites·17 claims
- 1677US4483138AGas fuel injector for wide range of calorific valuesROLLS ROYCE·Filed 1982·Granted Nov 20, 1984·24 cites·5 claims
- 1772US6412282B1Combustion chamberROLLS ROYCE PLC·Filed 2000·Granted Jul 2, 2002·36 cites·14 claims
- 1872US5121608AGas turbine engine fuel burnerROLLS ROYCE PLC·Filed 1990·Granted Jun 16, 1992·34 cites·12 claims
- 1972US4713938AGas turbine engine gaseous fuel injectorROLLS ROYCE PLC·Filed 1986·Granted Dec 22, 1987·27 cites·3 claims
- 2070US4893475ACombustion apparatus for a gas turbineROLLS ROYCE PLC·Filed 1989·Granted Jan 16, 1990·24 cites·9 claims
- 2165US9728016B2Wheel monitoring system and methodGEN ELECTRIC·Filed 2014·Granted Aug 8, 2017·3 cites·20 claims
- 2263US2019048820A1Systems for fuel deliveryGEN ELECTRIC·Filed 2018·Application pending·0 cites
- 2355US9828930B2Method and systems for diagnosing an inlet metering valveGEN ELECTRIC·Filed 2014·Granted Nov 28, 2017·0 cites·20 claims
- 2452US4373342ACombustion equipmentROLLS ROYCE·Filed 1980·Granted Feb 15, 1983·15 cites·2 claims
- 2550US9904884B2Method and systems for detecting turbocharger imbalance with an RFID circuitGEN ELECTRIC·Filed 2015·Granted Feb 27, 2018·0 cites·19 claims
- 2649US11105307B2Method and systems for a multi-needle fuel injectorTRANSP IP HOLDINGS LLC·Filed 2018·Granted Aug 31, 2021·0 cites·9 claims
- 2744US4362021AGas turbine engine fuel injectorsROLLS ROYCE·Filed 1980·Granted Dec 7, 1982·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →