ROLLS-ROYCE DEUTSCHLAND LTD & CO KG

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 6113
 
 
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 3913
 
 
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS1222
 
 
 
F02K JET-PROPULSION PLANTS 918
 
 
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 664
 
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 635
 
 
 
F03B MACHINES OR ENGINES FOR LIQUIDS 612
 
 
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS528
 
 
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS531
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 5133

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
6,062,813 Bladed rotor and surround assemblyNov 12, 97May 16, 00[F01D]16
6,516,618 Gas-turbine engine with a bearing chamberNov 20, 00Feb 11, 03[F02C]14
6,494,046 Method and apparatus for recognition of a shaft rupture in a turbo-engineJan 29, 01Dec 17, 02[F02C]11
5,887,419 Control system for a ducted fan gas turbine engineOct 30, 97Mar 30, 99[F02C, F02K]11
6,588,195 Bleed valve of a compressor, in particular a compressor of a bypass aero-engineDec 08, 00Jul 08, 03[F02C]10
7,077,623 Fluid flow machine with integrated fluid circulation systemJul 18, 03Jul 18, 06[F01D]9
5,611,661 Gas turbine engine with bearing chambers and barrier air chambersNov 30, 95Mar 18, 97[F01D]9
8,100,646 Two-shaft engine for an aircraft gas turbineMay 15, 09Jan 24, 12[F04D]8
7,387,487 Turbomachine with fluid supplyNov 26, 04Jun 17, 08[F01D]8
6,790,000 Shroud for the roots of variable stator vanes in the high-pressure compressor of a gas turbineDec 12, 02Sep 14, 04[F01B]8

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0098,179 ACCESSORY GEARBOX DEVICE FOR A JET ENGINEAug 23, 12Apr 25, 13[F16H]
2013/0091,704 METHOD FOR REPAIRING ROTOR BLADESMay 30, 11Apr 18, 13[B23P]
2013/0086,908 GAS TURBINE COMBUSTION CHAMBER ARRANGEMENT OF AXIAL TYPE OF CONSTRUCTIONJun 15, 11Apr 11, 13[F02C]
2013/0055,716 Gas-turbine combustion chamber with a holding means of a seal for an attachmentApr 11, 12Mar 07, 13[F23R]
2013/0057,093 GENERATOR AND ACCESSORY GEARBOX DEVICE WITH A GENERATORAug 23, 12Mar 07, 13[H02K]
2013/0042,627 COMBUSTION CHAMBER HEAD OF A GAS TURBINE WITH COOLING AND DAMPING FUNCTIONSAug 16, 12Feb 21, 13[F02C]
2013/0045,093 METHOD FOR THE MANUFACTURE OF A COMPONENT FOR HIGH THERMAL LOADS, A COMPONENT PRODUCIBLE BY THIS METHOD AND AN AIRCRAFT ENGINE PROVIDED WITH THE COMPONENTAug 17, 12Feb 21, 13[B23K, F01D]
2013/0025,962 Gas-turbine exhaust cone with three-dimensionally profiled partition wall and plate-type wall elementJul 23, 12Jan 31, 13[F02K]
2013/0008,147 Aircraft gas turbine with variable bypass nozzleJul 03, 12Jan 10, 13[F02K]
2013/0011,246 Gas-Turbine Aircraft Engine With Structural Surface CoolerJul 05, 12Jan 10, 13[F04D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,425,178 Fan casing for a jet engineDec 16, 09Apr 23, 13[F01D]
8,419,355 Fluid flow machine featuring an annulus duct wall recessAug 11, 08Apr 16, 13[F04D, F03B]
8,408,008 Scoop of a running-gap control system of an aircraft gas turbineMar 03, 10Apr 02, 13[F02C]
8,402,740 Aircraft propulsion unit in multi-fan designFeb 27, 09Mar 26, 13[B64D, F02K]
8,403,621 Blade variation in dependence of the degree of throttling on fluid-flow machineMar 13, 08Mar 26, 13[F01B]
8,403,630 Blade shroud with fluid barrier jet generationAug 11, 08Mar 26, 13[F01D]
8,382,422 Fluid flow machineAug 03, 09Feb 26, 13[F01D]
8,382,438 Blade of a turbomachine with enlarged peripheral profile depthNov 28, 05Feb 26, 13[F01D]
8,375,542 Method for the manufacture of metallic componentsJul 27, 09Feb 19, 13[B23Q, B23P, C21D]
8,353,105 Method and apparatus for machining the blade tips of rotor wheel drums of turbomachinesAug 20, 08Jan 15, 13[B23P, B21K]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Guemmer Volker
Mahlow, DE
57
Schreiber Karl
Mellense, DE
49
Clemen Carsten
Mittenwalde, DE
29
Gerendas Miklos
Am Mellensee, DE
22
Mielke Rainer
Oberursel, DE
17
Negulescu Dimitrie
Berlin, DE
16
TODOROVIC Predrag
Not Provided
16
Wunderlich Thomas
Berlin, DE
13
Johann Erik
Berlin, DE
10
Rackwitz Leif
Berlin, DE
9