Assignee
ROLLS ROYCE 1971 LTD
78 granted patents·2,778 citations·filing 1973–1979
Top patents by PatentIndex Score
78 records- 0199US4153998AProbesROLLS ROYCE 1971 LTD·Filed 1976·Granted May 15, 1979·243 cites·17 claims
- 0295US4005914ASurface coating for machine elements having rubbing surfacesROLLS ROYCE 1971 LTD·Filed 1975·Granted Feb 1, 1977·192 cites·7 claims
- 0393US4049401AApparatus for separating suspensions of liquids in gasROLLS ROYCE 1971 LTD·Filed 1976·Granted Sep 20, 1977·82 cites·8 claims
- 0493US4013246AMounting bypass gas turbines engines on aircraftROLLS ROYCE 1971 LTD·Filed 1975·Granted Mar 22, 1977·77 cites·6 claims
- 0593US4005575ADifferentially geared reversible fan for ducted fan gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1975·Granted Feb 1, 1977·235 cites·8 claims
- 0690US4035535ASound attenuating structureROLLS ROYCE 1971 LTD·Filed 1976·Granted Jul 12, 1977·68 cites·7 claims
- 0790US3990837ACombustion equipment for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1975·Granted Nov 9, 1976·48 cites·8 claims
- 0889US4141501ANozzles for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1977·Granted Feb 27, 1979·43 cites·11 claims
- 0989US4063847AGas turbine engine casingROLLS ROYCE 1971 LTD·Filed 1975·Granted Dec 20, 1977·75 cites·5 claims
- 1086US4047381AGas turbine engine power plants for aircraftROLLS ROYCE 1971 LTD·Filed 1976·Granted Sep 13, 1977·37 cites·4 claims
- 1185US4178129AGas turbine engine cooling systemROLLS ROYCE 1971 LTD·Filed 1978·Granted Dec 11, 1979·71 cites·7 claims
- 1285US4161231AMetal cavitated sandwich structuresROLLS ROYCE 1971 LTD·Filed 1977·Granted Jul 17, 1979·56 cites·9 claims
- 1385US4049360AVariable stator vane actuating mechanismROLLS ROYCE 1971 LTD·Filed 1976·Granted Sep 20, 1977·38 cites·3 claims
- 1485US4049199ANozzles for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1976·Granted Sep 20, 1977·37 cites·7 claims
- 1585US3930748AHollow cooled vane or blade for a gas turbine engineROLLS ROYCE 1971 LTD·Filed 1973·Granted Jan 6, 1976·56 cites·14 claims
- 1684US4177637AInlet for annular gas turbine combustorROLLS ROYCE 1971 LTD·Filed 1977·Granted Dec 11, 1979·35 cites·6 claims
- 1784US4170108AFuel injectors for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1977·Granted Oct 9, 1979·49 cites·9 claims
- 1884US4159407AMethods and apparatus for electrically machining a work pieceROLLS ROYCE 1971 LTD·Filed 1977·Granted Jun 26, 1979·45 cites·2 claims
- 1983US4229140ATurbine bladeROLLS ROYCE 1971 LTD·Filed 1978·Granted Oct 21, 1980·55 cites·3 claims
- 2081US4177013ACompressor rotor stageROLLS ROYCE 1971 LTD·Filed 1978·Granted Dec 4, 1979·38 cites·8 claims
- 2180US4017207AGas turbine engineROLLS ROYCE 1971 LTD·Filed 1975·Granted Apr 12, 1977·58 cites·4 claims
- 2279US4019833AMeans for retaining blades to a disc or like structureROLLS ROYCE 1971 LTD·Filed 1975·Granted Apr 26, 1977·50 cites·7 claims
- 2378US4038818AGas turbine power plant having series-parallel valve arrangementROLLS ROYCE 1971 LTD·Filed 1973·Granted Aug 2, 1977·28 cites·2 claims
- 2478US3956887AGas turbine enginesROLLS ROYCE 1971 LTD·Filed 1974·Granted May 18, 1976·34 cites·10 claims
- 2576US4175803ABearing assembly between inner and outer shafts having two roller bearings and two hydrodynamic or squeeze film bearingsROLLS ROYCE 1971 LTD·Filed 1978·Granted Nov 27, 1979·23 cites·3 claims
- 2676US4050843AGas turbine enginesROLLS ROYCE 1971 LTD·Filed 1975·Granted Sep 27, 1977·52 cites·15 claims
- 2776US4035604AMethods and apparatus for finishing articlesROLLS ROYCE 1971 LTD·Filed 1975·Granted Jul 12, 1977·33 cites·10 claims
- 2876US3992627ADiagnostic apparatusROLLS ROYCE 1971 LTD·Filed 1975·Granted Nov 16, 1976·27 cites·10 claims
- 2976US3962864AGas turbine power plant with exhaust treatments for SO2 removalROLLS ROYCE 1971 LTD·Filed 1974·Granted Jun 15, 1976·28 cites·3 claims
- 3075US3952503AGas turbine engine combustion equipmentROLLS ROYCE 1971 LTD·Filed 1974·Granted Apr 27, 1976·32 cites·6 claims
- 3173US5110050AGas turbine engine nozzleROLLS ROYCE 1971 LTD·Filed 1979·Granted May 5, 1992·22 cites·15 claims
- 3273US4183210AGas turbine engine powerplantsROLLS ROYCE 1971 LTD·Filed 1978·Granted Jan 15, 1980·23 cites·2 claims
- 3373US4032359ARemoval of aluminium rich coatings from heat resisting alloysROLLS ROYCE 1971 LTD·Filed 1975·Granted Jun 28, 1977·17 cites·5 claims
- 3472US4177639AThrust reverser for a fluid flow propulsion engineROLLS ROYCE 1971 LTD·Filed 1978·Granted Dec 11, 1979·24 cites·3 claims
- 3572US4023006APlasma arc welding methodROLLS ROYCE 1971 LTD·Filed 1974·Granted May 10, 1977·23 cites·8 claims
- 3672US4018615ARefractory material containing fused silica and crystalline phase silicaROLLS ROYCE 1971 LTD·Filed 1975·Granted Apr 19, 1977·21 cites·7 claims
- 3772US4009146AMethod of and mixture for aluminizing a metal surfaceROLLS ROYCE 1971 LTD·Filed 1974·Granted Feb 22, 1977·25 cites·7 claims
- 3871US3961475ACombustion apparatus for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1975·Granted Jun 8, 1976·34 cites·3 claims
- 3971US3934889AFire sealROLLS ROYCE 1971 LTD·Filed 1974·Granted Jan 27, 1976·21 cites·6 claims
- 4070US4889469AA nozzle guide vane structure for a gas turbine engineROLLS ROYCE 1971 LTD·Filed 1978·Granted Dec 26, 1989·37 cites·6 claims
- 4168US3986789AStator structure for a gas turbine engineROLLS ROYCE 1971 LTD·Filed 1975·Granted Oct 19, 1976·33 cites·9 claims
- 4266US4161318ASealing system for rotorsROLLS ROYCE 1971 LTD·Filed 1978·Granted Jul 17, 1979·31 cites·5 claims
- 4366US3967443ATurbofan engine with flexible, variable area nozzleROLLS ROYCE 1971 LTD·Filed 1975·Granted Jul 6, 1976·27 cites·5 claims
- 4465US4162136ACooled blade for a gas turbine engineROLLS ROYCE 1971 LTD·Filed 1975·Granted Jul 24, 1979·37 cites·7 claims
- 4565US4152598ALubricant distribution determination by neutron radiographyROLLS ROYCE 1971 LTD·Filed 1976·Granted May 1, 1979·19 cites·10 claims
- 4665US3982850AMatching differential thermal expansions of components in heat enginesROLLS ROYCE 1971 LTD·Filed 1975·Granted Sep 28, 1976·23 cites·7 claims
- 4764US4092537ADiagnostic apparatus and method for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1976·Granted May 30, 1978·31 cites·11 claims
- 4864US4028044AFuel burnersROLLS ROYCE 1971 LTD·Filed 1975·Granted Jun 7, 1977·19 cites·4 claims
- 4962US4137454ARadiographyROLLS ROYCE 1971 LTD·Filed 1977·Granted Jan 30, 1979·16 cites·8 claims
- 5062US4073136AFuel system for gas turbine enginesROLLS ROYCE 1971 LTD·Filed 1976·Granted Feb 14, 1978·30 cites·1 claims
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