ClassID:

139173

F02C6/20 - CPC Classification

Classification description:

Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus ; Adaptations of gas- turbine plants for special use Adaptations of gas-turbine plants for driving vehicles

Sub-classes:
Recent Application in this class:
#1
20260139621
2026-05-21

CRYOGENIC AIR SEPARATION ENHANCED GAS TURBINE

#2
20260117654
2026-04-30

BOOSTER ROTORS AND METHODS OF OPERATING GAS TURBINE ENGINES

#3
20260104006
2026-04-16

ROTATING INTERNAL COMBUSTION ENGINE

#4
20260005275
2026-01-01

FUEL CELL SYSTEM AND METHOD OF OPERATION

#5
20250389224
2025-12-25

INLETS FOR GAS TURBINE ENGINE FANS WITH DISTORTION TOLERANCE

#6
20250341187
2025-11-06

GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES

#7
20250305450
2025-10-02

ELECTRIC COMPRESSOR STAGE FOR A GAS TURBINE ENGINE

#8
20250293575
2025-09-18

GAS TURBINE ENGINE

#9
20250277469
2025-09-04

ENERGY GENERATING DEVICE

#10
20250250015
2025-08-07

HYBRID AIRCRAFT POWER PLANT AND METHOD OF OPERATION

#11
20250243803
2025-07-31

GAS TURBINE SYSTEM, IN PARTICULAR FOR AN ELECTRICALLY DRIVEN MOTOR VEHICLE, AND MOTOR VEHICLE AND METHOD

#12
20250230782
2025-07-17

Eductor Jet Engine

#13
20250179963
2025-06-05

FLEX COUPLER FOR HYBRID GAS TURBINE ENGINE POWERPLANT

#14
20250158491
2025-05-15

MULTIPLEXED BI DIRECTIONAL CONVERTERS FOR HYBRID ELECTRIC AIRCRAFT PROPULSION

#15
20250116200
2025-04-10

Generator embedded in turbine engines

#16
20250052194
2025-02-13

REVERSE FLOW GAS TURBINE ENGINE HAVING ELECTRIC MACHINE

#17
20250052193
2025-02-13

REVERSE FLOW GAS TURBINE ENGINE HAVING ELECTRIC MACHINE

#18
20250027456
2025-01-23

SINGULAR VALUE DECOMPOSITION-BASED METHOD FOR CONSTRAINED CONTROL OF GAS TURBINE ENGINES

#19
20240429850
2024-12-26

INDEPENDENT MITIGATION FOR ISOLATION OF ELECTRIC MOTOR

#20
20240426708
2024-12-26

TESTING SECONDARY POWER SYSTEM OF AIRCRAFT POWERPLANT

#21
20240426242
2024-12-26

CRYOGENIC AIR SEPARATION ENHANCED GAS TURBINE

#22
20240410317
2024-12-12

OBJECT DIRECTION MECHANISM FOR TURBOFAN ENGINE

#23
20240410315
2024-12-12

STACKED APPROACH FOR DISTRIBUTED HYBRID PROPULSION WITH SCALABILITY AND MODULARITY

#24
20240369014
2024-11-07

Aircraft powerplant with steam system and bypass

#25
20240363874
2024-10-31

POWER GENERATION SYSTEM

#26
20240360789
2024-10-31

Drive system for a vehicle

#27
20240313622
2024-09-19

Electric machine

#28
20240313589
2024-09-19

ELECTRIC MACHINE

#29
20240309803
2024-09-19

Aircraft engine having two radially offset turbines

#30
20240301832
2024-09-12

Components having coating systems defined by tiles secured thereto, methods of producing the components, and aircraft comprising the components

#31
20240301827
2024-09-12

EMBEDDED ELECTRIC MACHINE OF GAS TURBINE ENGINE

#32
20240263558
2024-08-08

Aircraft tail cone mounted generators

#33
20240209794
2024-06-27

Flex coupler for hybrid gas turbine engine powerplant

#34
20240209784
2024-06-27

GAS TURBINE ENGINE

#35
20240209777
2024-06-27

Object direction mechanism for turbofan engine

#36
20240191674
2024-06-13

PROPULSION SYSTEM USING RAMJET BLEED AIR FOR GAS TURBINE COMBUSTION

#37
20240149644
2024-05-09

TRI-GENERATION TURBOMACHINE DEVICE AND VEHICLE COMPRISING SUCH A DEVICE

#38
20240141801
2024-05-02

Turbine engine device with power system generator, and vehicle comprising such a device

#39
20240084732
2024-03-14

Hybrid propulsion system with integrated air-cooling system

#40
20240067348
2024-02-29

Hybrid electric hydrogen fuel cell engine

#41
20240035419
2024-02-01

Geared turbine engine with relatively lightweight propulsor module

#42
20230415883
2023-12-28

Aircraft engine

#43
20230407775
2023-12-21

Propulsion flow path duct systems and methods

#44
20230400093
2023-12-14

Planet carrier for a mechanical gearbox on an aircraft turbomachine

#45
20230399984
2023-12-14

GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES

#46
20230383695
2023-11-30

AIRCRAFT PROPULSION SYSTEM WITH VARIABLE SPEED ROTATING STRUCTURE

#47
20230374941
2023-11-23

Hydrogen steam injected and inter-cooled turbine engine

#48
20230374938
2023-11-23

HYDROGEN FUELED TURBINE ENGINE CONDENSER DUCT

#49
20230358169
2023-11-09

ACTIVE COMPRESSOR STALL RECOVERY

#50
20230322396
2023-10-12

Hydrogen steam and inter-cooled turbine engine

#51
20230279808
2023-09-07

Aircraft propulsion system

#52
20230258126
2023-08-17

HYDROGEN-OXYGEN FUELED POWERPLANT WITH WATER AND HEAT RECOVERY

#53
20230243300
2023-08-03

Circuit for supplying fuel to an aeronautical cryogenic turbomachine and associated method

#54
20230212979
2023-07-06

Electric machine within a turbine engine

#55
20230212959
2023-07-06

Turbine engine module with electric machine

#56
20230203989
2023-06-29

Gas turbine engine system with generator

#57
20230184163
2023-06-15

IMPROVED GAS TURBINE ENGINE

#58
20230175437
2023-06-08

SYSTEM AND METHOD OF OPERATING MULTI-ENGINE SYSTEM

#59
20230175436
2023-06-08

System and method of operating multi-engine system

#60
20230175435
2023-06-08

Combustor size rating for a gas turbine engine using hydrogen fuel

#61
20230167775
2023-06-01

Gas turbine engine with electric machines

#62
20230167768
2023-06-01

Gas turbine engine

#63
20230092512
2023-03-23

Gas turbine engine with active variable turbine cooling

#64
20230075494
2023-03-09

Turboshaft gas turbine engine

#65
20230064177
2023-03-02

Twin-engine system with electric drive

#66
20230061579
2023-03-02

Jam detection and jam tolerant motion control

#67
20230060010
2023-02-23

Object direction mechanism for turbofan engine

#68
20230045973
2023-02-16

Gas turbine engine system with motor-generator

#69
20230043433
2023-02-09

Transient gaseous fuel flow scheduling

#70
20230036374
2023-02-02

Fast engine re-start for multi-engine system and method

#71
20230031186
2023-02-02

Acoustic panel with reconfigurable chamber constrictions

#72
20220397067
2022-12-15

HYBRID ELECTRIC IDLE TRANSITION FOR AIRCRAFT

#73
20220333527
2022-10-20

Dynamic optimization of system efficiency for an integrated hydrogen-electric engine

#74
20220298968
2022-09-22

Electrical current converter/rectifier with integrated features

#75
20220297844
2022-09-22

Hybrid electric hydrogen fuel cell engine

#76
20220290606
2022-09-15

Aircraft propulsion system

#77
20220286019
2022-09-08

Turbogenerator for hybrid electric aeronautical propulsion

#78
20220268210
2022-08-25

Ice accumulation and shedding mitigation for sensor probe

#79
20220252007
2022-08-11

ACTIVE COMPRESSOR STALL RECOVERY

#80
20220243655
2022-08-04

FLAT PLATE AIRFOIL PLATFFORM VEHICLE

#81
20220212547
2022-07-07

HYBRID PROPULSION INSTALLATION AND METHOD FOR CONTROLLING SUCH AN INSTALLATION

#82
20220204171
2022-06-30

Hybrid propulsion systems

#83
20220185502
2022-06-16

Method for monitoring at least one aircraft engine

#84
20220145810
2022-05-12

Gas generator speed limit and power recovery

#85
20220145795
2022-05-12

Combustion turbine system with increased pressure ratio

#86
20220128003
2022-04-28

Multi core geared gas turbine engine

#87
20220074329
2022-03-10

Propulsion flow path duct systems and methods

#88
20220065175
2022-03-03

COMPRESSOR STALL MITIGATION

#89
20220063826
2022-03-03

IN-FLIGHT HYBRID ELECTRIC ENGINE SHUTDOWN

#90
20220063792
2022-03-03

Pitch angles of an aircraft engine rotor assembly

#91
20220042465
2022-02-10

Aircraft hybrid propulsion system

#92
20220041303
2022-02-10

THRUST WITH THE MINIMUM EJECTION OF PROPELLANT

#93
20210396178
2021-12-23

Characterising codes for aircraft

#94
20210371132
2021-12-02

VEHICLE PROPULSION CONTROL SYSTEMS, VEHICLES INCLUDING THE SAME, AND ASSOCIATED METHODS OF REGULATING THE OPERATION OF A PLURALITY OF ENGINES OF A VEHICLE

#95
20210362862
2021-11-25

Hybrid propulsive architecture for an aircraft comprising an engine with a reversible electric machine mounted on two shafts

#96
20210362859
2021-11-25

Aircraft cabin blower system

#97
20210355962
2021-11-18

Fan casing for an aircraft turbomachine directly incorporating abradable portions and having acoustic properties

#98
20210355870
2021-11-18

Twin-engine system with electric drive

#99
20210355869
2021-11-18

Reverse-flow gas turbine engine with electric motor

#100
20210340910
2021-11-04

Gearbox mechanically coupled fuel cell and COcombined cycle power generation

#101
20210324817
2021-10-21

Supersonic turbofan engine

#102
20210324758
2021-10-21

Multi-engine coordination during gas turbine engine motoring

#103
20210317800
2021-10-14

Turbofan comprising a power supply device to drive the compressor

#104
20210317787
2021-10-14

Planetary gear box and gas turbine engine with planetary gear up box

#105
20210310420
2021-10-07

Gearboxes for aircraft gas turbine engines

#106
20210310412
2021-10-07

EXTERNAL AUXILIARY POWER UNIT

#107
20210310411
2021-10-07

Transpirationally cooled exhaust center body for an aircraft propulsion system

#108
20210281210
2021-09-09

Aircraft drive system

#109
20210270192
2021-09-02

Turbomachine for aircraft comprising a plurality of variable bypass valves and control method

#110
20210262395
2021-08-26

High power epicyclic gearbox and operation thereof

#111
20210254706
2021-08-19

Rotary planet carrier for a mechanical reduction gear of a turbomachine

#112
20210239085
2021-08-05

Method for monitoring the spark plugs of a turboshaft engine using a vibration measurement

#113
20210226509
2021-07-22

Electrical power generation from turbine engines

#114
20210207530
2021-07-08

Multi core geared gas turbine engine

#115
20210189957
2021-06-24

SYSTEM FOR CONVERSION OF HEAT ENERGY INTO MECHANICAL POWER

#116
20210179282
2021-06-17

Aircraft hybrid propulsion system

#117
20210172384
2021-06-10

Electric machine assistance for multi-spool turbomachine operation and control

#118
20210115857
2021-04-22

Electric power assist for in-flight engine re-start

#119
20210108578
2021-04-15

Method for checking the maximum available power of a turbine engine of an aircraft equipped with two turbine engines

#120
20210108571
2021-04-15

Aircraft bleed air systems and methods

#121
20210010419
2021-01-14

Hanson-Haber aircraft engine for the production of stratospheric compounds and for the creation of atmospheric reflectivity and absorption and to increase ground reflectivity of solar radiation in the 555nm range and to increase jet engine thrust and fuel economy through the combustion of ammonia and ammonia by-products

#122
20200408148
2020-12-31

System and method for operating a multi-engine rotorcraft

#123
20200385133
2020-12-10

ENGINE AND THRUST CONTROL OF AIRCRAFT IN NO DWELL ZONE

#124
20200362753
2020-11-19

System and method for operating multi-engine rotorcraft

#125
20200309027
2020-10-01

GAS TURBINE ENGINE WITH AN ELECTROMAGNETIC TRANSMISSION

#126
20200307813
2020-10-01

Electric power system for powerplants of a multi-engine aircraft

#127
20200271047
2020-08-27

ROTATING INTERNAL COMBUSTION ENGINE

#128
20200191053
2020-06-18

Attritable engine integrated with vehicle

#129
20200158017
2020-05-21

VEHICLE MICROTURBINE SYSTEM AND METHOD OF OPERATING THE SAME

#130
20200149472
2020-05-14

Virtualizing data for a vehicle control system

#131
20200049025
2020-02-13

Multi-engine system and method

#132
20200047876
2020-02-13

Turboshaft gas turbine engine

#133
20200025082
2020-01-23

Compressed gas integrated power and thermal management system

#134
20200018240
2020-01-16

Gas turbine engine with active variable turbine cooling

#135
20200001978
2020-01-02

Propeller blade synchrophasing using phonic wheel

#136
20190382123
2019-12-19

Hybrid electric aircraft system with distributed propulsion

#137
20190382121
2019-12-19

Aircraft system with distributed propulsion

#138
20190375512
2019-12-12

Hybrid electric taxi system (HETS) or full electric taxi system (FETS)

#139
20190344898
2019-11-14

Hybrid aircraft propulsion system

#140
20190331028
2019-10-31

Turboprop comprising a gas generator and an accessory box coupled to a rear end of a high pressure shaft of the gas generator

#141
20190291595
2019-09-26

MODULAR AUTOMOTIVE MICROTURBINE SYSTEM

#142
20190257245
2019-08-22

Altitude augmentation system

#143
20190128177
2019-05-02

Compound cycle engine

#144
20190118936
2019-04-25

Pitch actuation system for a turbomachine propeller

#145
20190063326
2019-02-28

Mobile power generation system including closed cell base structure

#146
20190014687
2019-01-10

Cooling system in hybrid electric propulsion gas turbine engine

#147
20190010866
2019-01-10

Cooling system in a hybrid electric propulsion gas turbine engine for cooling electrical components therein

#148
20180354635
2018-12-13

Propulsion system for an aircraft

#149
20180354354
2018-12-13

Front-engine extended range electric passenger vehicle

#150
20180291807
2018-10-11

Systems and methods of power allocation for hybrid electric architecture

#151
20180265206
2018-09-20

VARIABLE SPEED AC BUS POWERED TAIL CONE BOUNDARY LAYER INGESTION THRUSTER

#152
20180244396
2018-08-30

Drive system arrangement for rotorcraft

#153
20180223739
2018-08-09

Turbine rotor with low over-speed requirements

#154
20180216526
2018-08-02

Engine core assistance

#155
20180093778
2018-04-05

System and method for dynamically controlling the operation of an aircraft

#156
20180093575
2018-04-05

Range extender vehicle

#157
20180080378
2018-03-22

Multi-engine aircraft power plant with heat recuperation

#158
20180023413
2018-01-25

Multi-engine coordination during gas turbine engine motoring

#159
20180022464
2018-01-25

Cross engine coordination during gas turbine engine motoring

#160
20170356390
2017-12-14

Cryogenic fuel supply system for engine

#161
20170306857
2017-10-26

Method for regulating a gas turbine power supply

#162
20170268430
2017-09-21

ENGINE BLEED SYSTEM WITH TURBO-COMPRESSOR

#163
20170234217
2017-08-17

Inline propeller gearbox brake

#164
20170159574
2017-06-08

Adaptive Engine Model Torque Splitting Optimization

#165
20170088276
2017-03-30

Propulsion assembly for an aircraft having a turbojet with a non-ducted fan and an attachment pylon

#166
20170074166
2017-03-16

Phase change material cooling system for a vehicle

#167
20170066524
2017-03-09

System and method for controlling propeller pitch

#168
20170051666
2017-02-23

Compound cycle engine

#169
20160363048
2016-12-15

GAS TURBINE ENGINE

#170
20160319742
2016-11-03

Integrated turboshaft engine

#171
20160245166
2016-08-25

Compound engine assembly with coaxial compressor and offset turbine section

#172
20160102612
2016-04-14

Prime mover with recovered energy driven compression of the working fluid

#173
20160076446
2016-03-17

Aircraft hybrid engine having gear ring encased fans

#174
20160069274
2016-03-10

Engine-induced aircraft cabin resonance reduction system and method

#175
20160053691
2016-02-25

Gas turbine engine system having a disengageable electric machine

#176
20150275762
2015-10-01

High speed propulsion system with inlet cooling

#177
20150275749
2015-10-01

Compound cycle engine

#178
20150244296
2015-08-27

Electrical power generator for a gas turbine engine

#179
20150240745
2015-08-27

Angled reverse core gas turbine engine with widened nozzle

#180
20150203209
2015-07-23

Gas turbine engine configuration interface

#181
20140245727
2014-09-04

Turbine engine starting system

#182
20140165587
2014-06-19

System for converting gaseous fuel into liquid fuel

#183
20140165584
2014-06-19

Cryogenic pump system for converting fuel

#184
20140020380
2014-01-23

Compound cycle engine

#185
20130300120
2013-11-14

Hafnium turbine engine and method of operation

#186
20130186095
2013-07-25

Gas turbine with motive fluid driven jet-compressor

#187
20130036721
2013-02-14

Linear regenerator with circulating heat transfer surface

#188
20120324903
2012-12-27

HIGH EFFICIENCY COMPACT GAS TURBINE ENGINE

#189
20120247117
2012-10-04

Phase change material cooling system for a vehicle

#190
20120201657
2012-08-09

GAS TURBINE ENGINE BRAKING METHOD

#191
20120000204
2012-01-05

MULTI-SPOOL INTERCOOLED RECUPERATED GAS TURBINE

#192
20110247334
2011-10-13

Distributed power generation system for surface transport

#193
20110239659
2011-10-06

COOLING FOR HYBRID ELECTRIC VEHICLE

#194
20100115913
2010-05-13

Gas turbine plant

#195
20090320442
2009-12-31

Dual mode propulsion system

#196
20090320441
2009-12-31

Inflatable seal assembly between an engine inlet and a vehicle

#197
20090071734
2009-03-19

Method and Apparatus for Generating Electrical Power with Compressed Air and Vehicle Incorporating the Same

#198
20070000730
2007-01-04

Perfected helicopter drive with air oil separator

#199
20060272333
2006-12-07

Gas turbine and a method for controlling a gas turbine

#200
19285832
2026-05-12

Self-cooled rotary engine and pump

#201
18988283
2025-12-30

Electric generator in turbine engine

#202
18622263
2025-07-08

Aircraft gas turbine engine including a steam system

#203
18416200
2025-04-01

System for electric machine associated with gas turbine engine

#204
18302081
2024-08-20

Bypass heat exchanger configuration to reroute core flow

#205
18224942
2024-12-10

Aircraft powerplant with electric transmission(s)

#206
17847804
2023-05-16

Rating control architecture and method for hybrid electric engine

#207
17507992
2023-11-14

Gas turbine engine with active clearance control

#208
17472228
2022-10-04

Micro-turbine generator multi-stage turbine with integrated reheat cycle

#209
17325790
2021-11-30

Gas turbine engine with active clearance control

#210
17070006
2022-03-15

Thermal management system and method for cooling a hybrid electric aircraft propulsion system

#211
16714131
2022-06-28

Thermal management system