Neil Terwilliger

Person

Meriden, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Gas turbine engine with electrically driven compressor
- Patent number 12,196,137
- Issue date Jan 14, 2025
- RTX Corporation
- Neil Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Energy optimization for a hybrid electric engine
- Patent number 12,187,448
- Issue date Jan 7, 2025
- RTX Corporation
- Neil Terwilliger
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric heating for turbomachinery clearance control powered by hy...
- Patent number 12,180,846
- Issue date Dec 31, 2024
- RTX Corporation
- Neil Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hydrogen steam injected turbine engine with turboexpander heat reco...
- Patent number 12,180,893
- Issue date Dec 31, 2024
- RTX Corporation
- Neil J. Terwilliger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Pressure control for bifurcated flow of a turbine engine
- Patent number 12,173,651
- Issue date Dec 24, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Axially offset vane arrays in turbine engine bypass
- Patent number 12,173,624
- Issue date Dec 24, 2024
- RTX Corporation
- Jon E. Sobanski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Selectable inlet for aircraft propulsion system heat exchanger
- Patent number 12,163,488
- Issue date Dec 10, 2024
- RTX Corporation
- Jon E. Sobanski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Powertrain system of an aircraft including cyrogenic cooling loop f...
- Patent number 12,162,619
- Issue date Dec 10, 2024
- RTX Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Extracting water vapor from a powerplant exhaust
- Patent number 12,161,963
- Issue date Dec 10, 2024
- RTX Corporation
- Andressa L. Johnson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Split evaporator for steam injection turbine engine
- Patent number 12,152,532
- Issue date Nov 26, 2024
- RTX Corporation
- Joseph B. Staubach
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Inter-turbine burner in recuperation cycle engine
- Patent number 12,129,787
- Issue date Oct 29, 2024
- RTX Corporation
- Joseph B. Staubach
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Superheated steam injection turbine engine
- Patent number 12,098,645
- Issue date Sep 24, 2024
- RTX Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hydrogen steam injected and inter-cooled turbine engine
- Patent number 12,078,104
- Issue date Sep 3, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Increased water heat absorption capacity for steam injected turbine...
- Patent number 12,078,084
- Issue date Sep 3, 2024
- RTX Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hybrid electric hydrogen engine for aircraft
- Patent number 12,071,257
- Issue date Aug 27, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Recovering water and/or heat energy from powerplant combustion prod...
- Patent number 12,071,890
- Issue date Aug 27, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Bypass heat exchanger configuration to reroute core flow
- Patent number 12,065,964
- Issue date Aug 20, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reducing contrails from an aircraft powerplant
- Patent number 12,065,963
- Issue date Aug 20, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Gas turbine engine and method for operating same
- Patent number 12,031,480
- Issue date Jul 9, 2024
- RTX Corporation
- Steven M. O'Flarity
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Water storage precooling and water cycle chiller
- Patent number 12,031,485
- Issue date Jul 9, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hybrid electric hydrogen engine for aircraft
- Patent number 12,006,866
- Issue date Jun 11, 2024
- RTX Corporation
- Neil J. Terwilliger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Variable cycle compensation in a gas turbine engine
- Patent number 11,999,498
- Issue date Jun 4, 2024
- RTX Corporation
- Neil Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Turbine engine with inverse Brayton cycle
- Patent number 11,939,913
- Issue date Mar 26, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Water separator for hydrogen steam injected turbine engine
- Patent number 11,927,132
- Issue date Mar 12, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Inter-cooled preheat of steam injected turbine engine
- Patent number 11,920,526
- Issue date Mar 5, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Differential geared amplification of auxiliary power unit
- Patent number 11,873,766
- Issue date Jan 16, 2024
- RTX Corporation
- Daniel Bernard Kupratis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hydrogen-oxygen fueled powerplant with water and heat recovery
- Patent number 11,828,200
- Issue date Nov 28, 2023
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Multi core geared gas turbine engine
- Patent number 11,781,478
- Issue date Oct 10, 2023
- RTX Corporation
- Marc J. Muldoon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Turbine engine with mass rejection
- Patent number 11,753,993
- Issue date Sep 12, 2023
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hydrogen-oxygen fueled powerplant with water and heat recovery
- Patent number 11,725,544
- Issue date Aug 15, 2023
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
INTER-TURBINE BURNER IN RECUPERATION CYCLE ENGINE
- Publication number 20250027443
- Publication date Jan 23, 2025
- RTX Corporation
- Joseph B. Staubach
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CRYOGENIC AIR SEPARATION ENHANCED GAS TURBINE
- Publication number 20240426242
- Publication date Dec 26, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PRESSURE CONTROL FOR BIFURCATED FLOW OF A TURBINE ENGINE
- Publication number 20240384684
- Publication date Nov 21, 2024
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AXIALLY OFFSET VANE ARRAYS IN TURBINE ENGINE BYPASS
- Publication number 20240384659
- Publication date Nov 21, 2024
- Jon E. Sobanski
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CRYOGENIC BOTTOMING CYCLE UTILIZING A THERMAL BUS WITH MULTIPLE HEA...
- Publication number 20240369015
- Publication date Nov 7, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
STACKED CRYOGENIC BOTTOMING CYCLES
- Publication number 20240359814
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MULTIPLE HEAT SOURCE CRYOGENIC BOTTOMING CYCLE SEQUENCING AND ROUTING
- Publication number 20240359812
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CRYOGENIC ASSISTED BOTTOMING CYCLE
- Publication number 20240360786
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PARTIAL EXHAUST CONDENSATION WITH CRYOGENIC ASSISTED BOTTOMING CYCLE
- Publication number 20240360788
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CRYO-ASSISTED BOTTOMING CYCLE HEAT SOURCE SEQUENCING
- Publication number 20240360791
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SHARED CRYOGENIC BOTTOMING CYCLE
- Publication number 20240359813
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PARTIAL EXHAUST CONDENSATION WITH CRYOGENIC ASSISTED BOTTOMING CYCLE
- Publication number 20240360787
- Publication date Oct 31, 2024
- RTX Corporation
- Brandon M. Evans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COOLING OF AIRCRAFT CRYOGENIC FUEL TANK ASSEMBLY
- Publication number 20240343408
- Publication date Oct 17, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
TURBINE ENGINE BOTTOMING CYCLE HEAT EXCHANGER BYPASS
- Publication number 20240318593
- Publication date Sep 26, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
HEAT EXCHANGER(S) FOR RECOVERING WATER AND/OR HEAT ENERGY FROM TURB...
- Publication number 20240301823
- Publication date Sep 12, 2024
- Jon E. Sobanski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
RECOVERING WATER AND/OR HEAT ENERGY FROM POWERPLANT COMBUSTION PROD...
- Publication number 20240301819
- Publication date Sep 12, 2024
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYBRID ELECTRIC HYDROGEN ENGINE FOR AIRCRAFT
- Publication number 20240287931
- Publication date Aug 29, 2024
- RTX Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
INCREASED WATER HEAT ABSORPTION CAPACITY FOR STEAM INJECTED TURBINE...
- Publication number 20240271550
- Publication date Aug 15, 2024
- RTX Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
STEAM TURBINE BYPASS FOR INCREASED WATER HEAT ABSORPTION CAPACITY S...
- Publication number 20240271548
- Publication date Aug 15, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
INCREASED WATER HEAT ABSORPTION CAPACITY FOR STEAM INJECTED TURBINE...
- Publication number 20240271549
- Publication date Aug 15, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
AFT AIR INLET PARTICLE SEPARATOR FOR TURBINE ENGINE
- Publication number 20240262523
- Publication date Aug 8, 2024
- RTX Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
SPLIT EVAPORATOR FOR STEAM INJECTION TURBINE ENGINE
- Publication number 20240254914
- Publication date Aug 1, 2024
- RTX Corporation
- Joseph B. Staubach
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
TURBINE ENGINE WITH INVERSE BRAYTON CYCLE
- Publication number 20240254917
- Publication date Aug 1, 2024
- RTX Corporation
- Neil J. Terwilliger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
CRYOGENIC FUEL BOIL OFF POWERED FUEL CELL
- Publication number 20240253806
- Publication date Aug 1, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
COLLECTION OF BOIL OFF GAS AT AIRPORT GATE
- Publication number 20240253821
- Publication date Aug 1, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
POWER ELECTRONICS WASTE HEAT RECOVERY IN RECUPERATION CYCLE
- Publication number 20240254898
- Publication date Aug 1, 2024
- Raytneon Technologies Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
INTER-TURBINE BURNER IN RECUPERATION CYCLE ENGINE
- Publication number 20240254913
- Publication date Aug 1, 2024
- Raytheon Technologies Corporation
- Joseph B. Staubach
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
RELIQUIFICATION OF BOIL OFF GAS AT AIRPORT GATE
- Publication number 20240254927
- Publication date Aug 1, 2024
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
INTER-COOLED PREHEAT OF STEAM INJECTED TURBINE ENGINE
- Publication number 20240167427
- Publication date May 23, 2024
- RTX Corporation
- Neil J. Terwilliger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
REVERSE FLOW HYDROGEN STEAM INJECTED TURBINE ENGINE
- Publication number 20240141837
- Publication date May 2, 2024
- Raytheon Technologies Corporation
- Jesse M Chandler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Neil Terwilliger

Person

Patents Grantslast 30 patents

Gas turbine engine with electrically driven compressor

Energy optimization for a hybrid electric engine

Electric heating for turbomachinery clearance control powered by hy...

Hydrogen steam injected turbine engine with turboexpander heat reco...

Pressure control for bifurcated flow of a turbine engine

Axially offset vane arrays in turbine engine bypass

Selectable inlet for aircraft propulsion system heat exchanger

Powertrain system of an aircraft including cyrogenic cooling loop f...

Extracting water vapor from a powerplant exhaust

Split evaporator for steam injection turbine engine

Inter-turbine burner in recuperation cycle engine

Superheated steam injection turbine engine

Hydrogen steam injected and inter-cooled turbine engine

Increased water heat absorption capacity for steam injected turbine...

Hybrid electric hydrogen engine for aircraft

Recovering water and/or heat energy from powerplant combustion prod...

Bypass heat exchanger configuration to reroute core flow

Reducing contrails from an aircraft powerplant

Gas turbine engine and method for operating same

Water storage precooling and water cycle chiller

Hybrid electric hydrogen engine for aircraft

Variable cycle compensation in a gas turbine engine

Turbine engine with inverse Brayton cycle

Water separator for hydrogen steam injected turbine engine

Inter-cooled preheat of steam injected turbine engine

Differential geared amplification of auxiliary power unit

Hydrogen-oxygen fueled powerplant with water and heat recovery

Multi core geared gas turbine engine

Turbine engine with mass rejection

Hydrogen-oxygen fueled powerplant with water and heat recovery

Patents Applicationslast 30 patents

INTER-TURBINE BURNER IN RECUPERATION CYCLE ENGINE

CRYOGENIC AIR SEPARATION ENHANCED GAS TURBINE

PRESSURE CONTROL FOR BIFURCATED FLOW OF A TURBINE ENGINE

AXIALLY OFFSET VANE ARRAYS IN TURBINE ENGINE BYPASS

CRYOGENIC BOTTOMING CYCLE UTILIZING A THERMAL BUS WITH MULTIPLE HEA...

STACKED CRYOGENIC BOTTOMING CYCLES

MULTIPLE HEAT SOURCE CRYOGENIC BOTTOMING CYCLE SEQUENCING AND ROUTING

CRYOGENIC ASSISTED BOTTOMING CYCLE

PARTIAL EXHAUST CONDENSATION WITH CRYOGENIC ASSISTED BOTTOMING CYCLE

CRYO-ASSISTED BOTTOMING CYCLE HEAT SOURCE SEQUENCING

SHARED CRYOGENIC BOTTOMING CYCLE

PARTIAL EXHAUST CONDENSATION WITH CRYOGENIC ASSISTED BOTTOMING CYCLE

COOLING OF AIRCRAFT CRYOGENIC FUEL TANK ASSEMBLY

TURBINE ENGINE BOTTOMING CYCLE HEAT EXCHANGER BYPASS

HEAT EXCHANGER(S) FOR RECOVERING WATER AND/OR HEAT ENERGY FROM TURB...

RECOVERING WATER AND/OR HEAT ENERGY FROM POWERPLANT COMBUSTION PROD...

HYBRID ELECTRIC HYDROGEN ENGINE FOR AIRCRAFT

INCREASED WATER HEAT ABSORPTION CAPACITY FOR STEAM INJECTED TURBINE...

STEAM TURBINE BYPASS FOR INCREASED WATER HEAT ABSORPTION CAPACITY S...

INCREASED WATER HEAT ABSORPTION CAPACITY FOR STEAM INJECTED TURBINE...

AFT AIR INLET PARTICLE SEPARATOR FOR TURBINE ENGINE

SPLIT EVAPORATOR FOR STEAM INJECTION TURBINE ENGINE

TURBINE ENGINE WITH INVERSE BRAYTON CYCLE

CRYOGENIC FUEL BOIL OFF POWERED FUEL CELL

COLLECTION OF BOIL OFF GAS AT AIRPORT GATE

POWER ELECTRONICS WASTE HEAT RECOVERY IN RECUPERATION CYCLE

INTER-TURBINE BURNER IN RECUPERATION CYCLE ENGINE

RELIQUIFICATION OF BOIL OFF GAS AT AIRPORT GATE

INTER-COOLED PREHEAT OF STEAM INJECTED TURBINE ENGINE

REVERSE FLOW HYDROGEN STEAM INJECTED TURBINE ENGINE