Assignee
ROLLS ROYCE PLC
GB·3,364 granted patents·1,246 pending applications·47,612 citations·filing 1976–2025
Top patents by PatentIndex Score
4,610 records- 0198US12365477B1Hydrogen fuelled aircraft propulsion systemROLLS ROYCE PLC·Filed 2025·Granted Jul 22, 2025·1 cites·15 claims
- 0298US11745888B2Aircraft hybrid propulsion systemROLLS ROYCE PLC·Filed 2020·Granted Sep 5, 2023·14 cites·17 claims
- 0398US11708769B2Exhaust contentROLLS ROYCE PLC·Filed 2022·Granted Jul 25, 2023·7 cites·20 claims
- 0498US11591973B1Gas turbine operationROLLS ROYCE PLC·Filed 2022·Granted Feb 28, 2023·18 cites·15 claims
- 0598US11585282B1Fuel characteristicsROLLS ROYCE PLC·Filed 2022·Granted Feb 21, 2023·27 cites·19 claims
- 0698US11585278B1Aviation fuelROLLS ROYCE PLC·Filed 2022·Granted Feb 21, 2023·9 cites·20 claims
- 0798US11149652B1Gearboxes for aircraft gas turbine enginesROLLS ROYCE PLC·Filed 2020·Granted Oct 19, 2021·13 cites·17 claims
- 0898US11022044B1Geared gas turbine engineROLLS ROYCE PLC·Filed 2020·Granted Jun 1, 2021·14 cites·31 claims
- 0998US10982563B1Gearboxes for aircraft gas turbine enginesROLLS ROYCE PLC·Filed 2020·Granted Apr 20, 2021·20 cites·20 claims
- 1098US10961918B1Reliable gearbox for gas turbine engineROLLS ROYCE PLC·Filed 2020·Granted Mar 30, 2021·8 cites·18 claims
- 1198US10859001B1Gas turbine engine having flight cycle ratioROLLS ROYCE PLC·Filed 2020·Granted Dec 8, 2020·13 cites·18 claims
- 1298US10851715B1High power epicyclic gearbox and operation thereofROLLS ROYCE PLC·Filed 2020·Granted Dec 1, 2020·7 cites·20 claims
- 1398US10837370B1Gas turbine engine including gearbox structure having stiffnessROLLS ROYCE PLC·Filed 2020·Granted Nov 17, 2020·18 cites·19 claims
- 1498US10808626B1High power epicyclic gearbox and operation thereofROLLS ROYCE PLC·Filed 2020·Granted Oct 20, 2020·11 cites·17 claims
- 1598US10760530B2Fan arrangement for a gas turbine engineROLLS ROYCE PLC·Filed 2019·Granted Sep 1, 2020·15 cites·11 claims
- 1698US10648475B1Turbine engineROLLS ROYCE PLC·Filed 2019·Granted May 12, 2020·17 cites·17 claims
- 1798US10583932B1Aero engine flow rateROLLS ROYCE PLC·Filed 2019·Granted Mar 10, 2020·22 cites·20 claims
- 1898US9255492B2Gas turbine engine having a multi-variable closed loop controller for regulating tip clearanceROLLS ROYCE PLC·Filed 2012·Granted Feb 9, 2016·59 cites·10 claims
- 1998US7591183B2Gas turbine engine with a plurality of bleed valvesROLLS ROYCE PLC·Filed 2006·Granted Sep 22, 2009·115 cites·17 claims
- 2098US7516609B2Carbon dioxide recirculationROLLS ROYCE PLC·Filed 2008·Granted Apr 14, 2009·67 cites·9 claims
- 2198US7317261B2Power generating apparatusROLLS ROYCE PLC·Filed 2006·Granted Jan 8, 2008·149 cites·101 claims
- 2297US11994072B1Fuel management systemROLLS ROYCE PLC·Filed 2023·Granted May 28, 2024·16 cites·18 claims
- 2397US11920514B1Gas turbine operationROLLS ROYCE PLC·Filed 2023·Granted Mar 5, 2024·11 cites·20 claims
- 2497US11708796B2Performance parametersROLLS ROYCE PLC·Filed 2022·Granted Jul 25, 2023·7 cites·18 claims
- 2597US11668246B2Gas turbine engineROLLS ROYCE PLC·Filed 2021·Granted Jun 6, 2023·5 cites·21 claims
- 2697US11643979B1Aircraft fuel system for gas turbine engineROLLS ROYCE PLC·Filed 2022·Granted May 9, 2023·18 cites·19 claims
- 2797US11549687B2Combustion staging systemROLLS ROYCE PLC·Filed 2020·Granted Jan 10, 2023·9 cites·8 claims
- 2897US11371440B2Gearboxes for aircraft gas turbine enginesROLLS ROYCE PLC·Filed 2021·Granted Jun 28, 2022·4 cites·15 claims
- 2997US10914241B1High power epicyclic gearbox and operation thereofROLLS ROYCE PLC·Filed 2020·Granted Feb 9, 2021·5 cites·20 claims
- 3097US10641182B1Gas turbine engine and method of operating gas turbine engine to provide propulsion according to jet velocity ratioROLLS ROYCE PLC·Filed 2019·Granted May 5, 2020·22 cites·8 claims
- 3197US9096312B2AircraftROLLS ROYCE PLC·Filed 2014·Granted Aug 4, 2015·61 cites·12 claims
- 3297US7810312B2Heat exchanger arrangementROLLS ROYCE PLC·Filed 2007·Granted Oct 12, 2010·63 cites·12 claims
- 3397US7806363B2Engine mounting assemblyROLLS ROYCE PLC·Filed 2005·Granted Oct 5, 2010·56 cites·17 claims
- 3497US7770377B2Turbofan arrangementROLLS ROYCE PLC·Filed 2006·Granted Aug 10, 2010·58 cites·30 claims
- 3597US7632062B2Turbine rotor bladesROLLS ROYCE PLC·Filed 2005·Granted Dec 15, 2009·67 cites·18 claims
- 3697US7465512B2Solid oxide fuel cell stackROLLS ROYCE PLC·Filed 2004·Granted Dec 16, 2008·157 cites·16 claims
- 3797US7451592B2Counter-rotating turbine engine including a gearboxROLLS ROYCE PLC·Filed 2005·Granted Nov 18, 2008·112 cites·10 claims
- 3897US7213391B2Cooling systemsROLLS ROYCE PLC·Filed 2005·Granted May 8, 2007·59 cites·11 claims
- 3997US6408628B1Wall elements for gas turbine engine combustorsROLLS ROYCE PLC·Filed 2000·Granted Jun 25, 2002·153 cites·31 claims
- 4097US6267381B1Resilient strip seal arrangementROLLS ROYCE PLC·Filed 1999·Granted Jul 31, 2001·147 cites·19 claims
- 4197US6073439ADucted fan gas turbine engineROLLS ROYCE PLC·Filed 1998·Granted Jun 13, 2000·90 cites·7 claims
- 4297US5497961AGas turbine engine nacelle assemblyROLLS ROYCE PLC·Filed 1992·Granted Mar 12, 1996·180 cites·11 claims
- 4397US5435139ARemovable combustor liner for gas turbine engine combustorROLLS ROYCE PLC·Filed 1995·Granted Jul 25, 1995·164 cites·9 claims
- 4497US5396759AGas turbine engine combustorROLLS ROYCE PLC·Filed 1994·Granted Mar 14, 1995·162 cites·2 claims
- 4597US5005353AActive control of unsteady motion phenomena in turbomachineryROLLS ROYCE PLC·Filed 1990·Granted Apr 9, 1991·160 cites·16 claims
- 4697US4827712ATurbofan gas turbine engineROLLS ROYCE PLC·Filed 1987·Granted May 9, 1989·347 cites·19 claims
- 4797US4782658ADeicing of a geared gas turbine engineROLLS ROYCE PLC·Filed 1987·Granted Nov 8, 1988·224 cites·18 claims
- 4897US4751816ATurbofan gas turbine engineROLLS ROYCE PLC·Filed 1987·Granted Jun 21, 1988·211 cites·8 claims
- 4996US12281614B1Gas turbine temperature sensorROLLS ROYCE PLC·Filed 2024·Granted Apr 22, 2025·5 cites·20 claims
- 5096US12241415B1Gas turbine engine heat exchangeROLLS ROYCE PLC·Filed 2024·Granted Mar 4, 2025·4 cites·18 claims
Showing the top 50 of 4,610 patent records by PatentIndex Score.
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