ROLLS-ROYCE NORTH AMERICAN TECHNOLOGIES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 16618
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 11015
 
  
 
F02K JET-PROPULSION PLANTS 5710
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS3635
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS3245
 
  
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 2814
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1592
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 1473
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 1058
 
  
 
B01D SEPARATION 8126

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0066,579 GAS TURBINE ENGINE COMPRESSOR IMPELLER COOLING AIR SINKSSep 08, 16Mar 08, 18[F02C, F01D]
2018/0066,585 GAS TURBINE ENGINE COMPRESSOR IMPELLER COOLING AIR SINKSSep 13, 16Mar 08, 18[F02C, F01D]
2018/0068,498 SYSTEMS AND METHODS OF MODIFYING TURBINE ENGINE OPERATING LIMITSSep 05, 17Mar 08, 18[G07C, G01N, G08G, B64D, G01S, F01D]
2018/0038,281 SYSTEMS AND METHODS FOR SELECTIVELY AUGMENTING POWER OUTPUT OF A GAS TURBINE ENGINEJul 25, 17Feb 08, 18[F02C, F01D]
2018/0041,041 LOAD ALIGNMENT ASSISTANCE DURING STARTUP OF SYNCHRONOUS GRIDDec 01, 16Feb 08, 18[H02J]
2018/0030,840 METHOD OF ASSEMBLY OF BI-CAST TURBINE VANESep 21, 17Feb 01, 18[C04B, F01D]
2018/0030,897 GAS TURBINE ENGINE WITH THERMOELECTRIC SYSTEMJan 26, 17Feb 01, 18[H01L, F02C, F01D]
2018/0023,411 INFRARED SUPPRESSION SYSTEM IN A GAS TURBINE ENGINEJul 21, 16Jan 25, 18[F01D]
2018/0016,020 INTEGRATED AIRCRAFT COOLING SYSTEMJul 18, 16Jan 18, 18[B64D]
2018/0016,914 GAS ENGINE COMPONENT WITH COOLING PASSAGES IN WALL AND METHOD OF MAKING THE SAMEApr 13, 17Jan 18, 18[F01D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920634 Method of manufacturing a turbomachine component, an airfoil and a gas turbine engineJun 27, 14Mar 20, 18[B29C, B29D, F01D, B29L]
9915149 System and method for a fluidic barrier on the low pressure side of a fan bladeAug 27, 15Mar 13, 18[F02K, F01D]
9915202 Gas turbine engine heat exchanger systemDec 12, 13Mar 13, 18[F02C]
9908635 Aircraft systemMar 11, 14Mar 06, 18[B64D, F02C, F01D]
9909430 Turbine disk assembly including seperable platforms for blade attachmentNov 03, 15Mar 06, 18[F01D]
9896191 Fluid-vectoring systemDec 11, 15Feb 20, 18[B64C]
9889807 Vehicle and system for supplying electrical power to a vehicle electrical loadOct 05, 16Feb 13, 18[H02J, B60R, H01B, B64D, B60L]
9890640 Gas turbine engine tip clearance controlJun 30, 14Feb 13, 18[F04D, F01D]
9890647 Composite gas turbine engine componentJul 30, 10Feb 13, 18[B24B, B23H, F01D]
9884789 Melt infiltration apparatus and method for molten metal controlJan 09, 17Feb 06, 18[C04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0053,680 COMBUSTION SYSTEMAbandonedJul 23, 15Feb 25, 16[B23P, F02C]
2015/0151,848 AIRCRAFT AND AIRBORNE ELECTRICAL POWER AND THERMAL MANAGEMENT SYSTEMAbandonedJan 30, 15Jun 04, 15[H02K, B64D]
2014/0363,276 ULTRA HIGH BYPASS RATIO TURBOFAN ENGINEAbandonedDec 10, 13Dec 11, 14[F02K]
2014/0271,115 ADJUSTABLE TURBINE VANE COOLINGAbandonedDec 04, 13Sep 18, 14[F01D]
2014/0255,148 GAS TURBINE ENGINE CLEARANCE CONTROLAbandonedDec 30, 13Sep 11, 14[F01D]
2014/0237,954 PARTICLE SEPARATORAbandonedFeb 12, 14Aug 28, 14[F02C]
8800294 Integrated aero-engine flowpath structureWithdrawnDec 27, 10Aug 12, 14[F02K]
2013/0174,562 GAS TURBINE ENGINE, COMBUSTOR AND DOME PANELAbandonedJan 11, 12Jul 11, 13[F02C]
8444380 Engine case system for a gas turbine engineWithdrawnDec 18, 09May 21, 13[F01D]
2012/0266,612 THERMAL SYSTEM HAVING ELECTRICAL DEVICEAbandonedApr 20, 12Oct 25, 12[H02K, F25D, H05K]
2012/0167,550 THRUST AUGMENTED GAS TURBINE ENGINEAbandonedDec 27, 11Jul 05, 12[F02K]
2012/0167,587 GAS TURBINE ENGINE WITH BLEED AIR SYSTEMAbandonedDec 24, 11Jul 05, 12[F02C]
2012/0163,960 GAS TURBINE ENGINE AND VARIABLE CAMBER VANE SYSTEMAbandonedDec 27, 10Jun 28, 12[F01D]
2011/0154,805 POWER AUGMENTATION SYSTEM FOR AN ENGINE POWERED AIR VEHICLEAbandonedDec 21, 10Jun 30, 11[F02K, F02C]
2011/0025,157 SYSTEM OF ELECTRICAL GENERATION FOR COUNTER-ROTATING OPEN-ROTOR BLADE DEVICEAbandonedJul 28, 09Feb 03, 11[H02K]
2010/0199,626 TURBINE ENGINE EXHAUST GAS TUBE MIXERAbandonedNov 23, 09Aug 12, 10[B23P, F02C, B21D]
2010/0172,713 SELF LOCKING FLOATING FASTENERAbandonedDec 21, 09Jul 08, 10[F16B]
2009/0288,628 Electrically isolated rotor groundAbandonedMay 21, 08Nov 26, 09[F02P]
2009/0217,643 Gas discharge device for a vehicle engineAbandonedFeb 29, 08Sep 03, 09[F02K]
2009/0202,355 Replaceable blade tip shroudAbandonedFeb 11, 08Aug 13, 09[F01D]

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