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Neil Terwilliger
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Meriden, CT, US
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Patents Grants
last 30 patents
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
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
Information
Patent Grant
Rating control architecture and method for hybrid electric engine
Patent number
11,649,763
Issue date
May 16, 2023
Raytheon Technologies Corporation
Michael M. Romero
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Reducing contrails from an aircraft powerplant
Patent number
11,635,022
Issue date
Apr 25, 2023
Raytheon Technologies 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
11,629,646
Issue date
Apr 18, 2023
Raytheon Technologies Corporation
Daniel Bernard Kupratis
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Hybrid electric engine including auxiliary compressor
Patent number
11,608,797
Issue date
Mar 21, 2023
Raytheon Technologies Corporation
Lance L. Smith
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cryogenically assisted exhaust condensation
Patent number
11,603,798
Issue date
Mar 14, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Hybrid energy storage system control for an aircraft engine
Patent number
11,565,821
Issue date
Jan 31, 2023
Raytheon Technologies Corporation
Zubair Ahmed Baig
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Asymmeiric hybrid aircraft idle
Patent number
11,548,651
Issue date
Jan 10, 2023
Raytheon Technologies Corporation
Neil Terwilliger
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hybrid gas turbine engine starting control
Patent number
11,549,464
Issue date
Jan 10, 2023
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Hybrid gas turbine engine system powered warm-up
Patent number
11,542,872
Issue date
Jan 3, 2023
Raytheon Technologies Corporation
Neil Terwilliger
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Fluid injection systems for gas turbine engines
Patent number
11,530,635
Issue date
Dec 20, 2022
Raytheon Technologies Corporation
Daniel B. Kupratis
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine engine and method for operating same
Patent number
11,428,161
Issue date
Aug 30, 2022
Raytheon Technologies Corporation
Steven M. O'Flarity
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electric heating for turbomachinery clearance control powered by hy...
Patent number
11,421,545
Issue date
Aug 23, 2022
Raytheon Technologies Corporation
Neil Terwilliger
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Material fatigue improvement for hybrid propulsion systems
Patent number
11,415,065
Issue date
Aug 16, 2022
Raytheon Technologies Corporation
Neil Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Multi-engine architecture with linkages to multiple spools
Patent number
11,415,044
Issue date
Aug 16, 2022
Raytheon Technologies Corporation
Daniel Bernard Kupratis
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Compressor operability control for hybrid electric propulsion
Patent number
11,261,751
Issue date
Mar 1, 2022
Raytheon Technologies Corporation
David A. Golfin
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Multi core geared gas turbine engine
Patent number
11,255,263
Issue date
Feb 22, 2022
Raytheon Technologies Corporation
Marc J. Muldoon
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Variable cycle compensation in a gas turbine engine
Patent number
11,167,858
Issue date
Nov 9, 2021
Raytheon Technologies Corporation
Neil Terwilliger
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Hybrid gas turbine engine system powered warm-up
Patent number
11,149,649
Issue date
Oct 19, 2021
Raytheon Technologies Corporation
Neil Terwilliger
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
System to promote accelerated boundary layer ingestion
Patent number
11,124,291
Issue date
Sep 21, 2021
Raytheon Technologies Corporation
Neil Terwilliger
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Electric heating for turbomachinery clearance control
Patent number
11,111,809
Issue date
Sep 7, 2021
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Turbofan with motorized rotating inlet guide vane
Patent number
11,085,371
Issue date
Aug 10, 2021
Raytheon Technologies Corporation
Daniel Bernard Kupratis
B64 - AIRCRAFT AVIATION COSMONAUTICS
Patents Applications
last 30 patents
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
Information
Patent Application
EXTRACTING WATER VAPOR FROM A POWERPLANT EXHAUST
Publication number
20240082750
Publication date
Mar 14, 2024
Andressa L. Johnson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INTER-COOLED PREHEAT OF STEAM INJECTED TURBINE ENGINE
Publication number
20240052792
Publication date
Feb 15, 2024
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CRYOGENIC ASSISTED BOTTOMING CYCLE
Publication number
20240026824
Publication date
Jan 25, 2024
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYDROGEN-OXYGEN GAS TURBINE ENGINE
Publication number
20240026816
Publication date
Jan 25, 2024
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYBRID ELECTRIC HYDROGEN ENGINE FOR AIRCRAFT
Publication number
20240010350
Publication date
Jan 11, 2024
RTX Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYBRID ELECTRIC HYDROGEN ENGINE FOR AIRCRAFT
Publication number
20240011436
Publication date
Jan 11, 2024
RTX Corporation
Neil J. Terwilliger
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDROGEN-OXYGEN FUELED POWERPLANT WITH WATER AND HEAT RECOVERY
Publication number
20230392524
Publication date
Dec 7, 2023
RTX Corporation
Neil J. Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HYDROGEN STEAM INJECTED AND INTER-COOLED TURBINE ENGINE
Publication number
20230374941
Publication date
Nov 23, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SUPERHEATED STEAM INJECTION TURBINE ENGINE
Publication number
20230374911
Publication date
Nov 23, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HYDROGEN TURBINE POWER ASSISTED CONDENSATION
Publication number
20230323814
Publication date
Oct 12, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
REDUCING CONTRAILS FROM AN AIRCRAFT POWERPLANT
Publication number
20230279806
Publication date
Sep 7, 2023
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYDROGEN-OXYGEN FUELED POWERPLANT WITH WATER AND HEAT RECOVERY
Publication number
20230258126
Publication date
Aug 17, 2023
Neil J. Terwilliger
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYDROGEN-OXYGEN FUELED POWERPLANT WITH WATER AND HEAT RECOVERY
Publication number
20230258106
Publication date
Aug 17, 2023
Neil J. Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM FOR SUPERCONDUCTING ELECTRONICS IN AEROSPACE APPLICATIONS
Publication number
20230257131
Publication date
Aug 17, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
TURBINE ENGINE WITH INVERSE BRAYTON CYCLE
Publication number
20230258125
Publication date
Aug 17, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
TURBINE ENGINE WITH MASS REJECTION
Publication number
20230258130
Publication date
Aug 17, 2023
Raytheon Technologies Corporation
Neil J. Terwilliger
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
DIFFERENTIAL GEARED AMPLIFICATION OF AUXILIARY POWER UNIT
Publication number
20230212985
Publication date
Jul 6, 2023
Raytheon Technologies Corporation
Daniel Bernard Kupratis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
HYBRID GAS TURBINE ENGINE STARTING CONTROL
Publication number
20230160358
Publication date
May 25, 2023
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ELECTRIC HEATING FOR TURBOMACHINERY CLEARANCE CONTROL POWERED BY HY...
Publication number
20230136475
Publication date
May 4, 2023
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ENERGY OPTIMIZATION FOR A HYBRID ELECTRIC ENGINE
Publication number
20230042497
Publication date
Feb 9, 2023
Raytheon Technologies Corporation
Neil Terwilliger
B60 - VEHICLES IN GENERAL
Information
Patent Application
HYBRID ELECTRIC MULTIPLE SHAFT CORE
Publication number
20220412268
Publication date
Dec 29, 2022
Raytheon Technologies Corporation
Michael D. Greenberg
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYBRID ELECTRIC ENGINE INCLUDING AUXILIARY COMPRESSOR
Publication number
20220412290
Publication date
Dec 29, 2022
Raytheon Technologies Corporation
Lance L. Smith
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
GAS TURBINE ENGINE AND METHOD FOR OPERATING SAME
Publication number
20220412255
Publication date
Dec 29, 2022
Steven M. O'Flarity
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
HYBRID ELECTRIC ENGINE POWER DISTRIBUTION
Publication number
20220396363
Publication date
Dec 15, 2022
Raytheon Technologies Corporation
Arnab Roy
G08 - SIGNALLING
Information
Patent Application
GAS TURBINE ENGINE WITH ELECTRICALLY DRIVEN COMPRESSOR
Publication number
20220397062
Publication date
Dec 15, 2022
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
MULTI CORE GEARED GAS TURBINE ENGINE
Publication number
20220128003
Publication date
Apr 28, 2022
Raytheon Technologies Corporation
Marc J. Muldoon
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
VARIABLE CYCLE COMPENSATION IN A GAS TURBINE ENGINE
Publication number
20220055763
Publication date
Feb 24, 2022
Raytheon Technologies Corporation
Neil Terwilliger
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HYBRID GAS TURBINE ENGINE SYSTEM POWERED WARM-UP
Publication number
20220034262
Publication date
Feb 3, 2022
Raytheon Technologies Corporation
Neil Terwilliger
B64 - AIRCRAFT AVIATION COSMONAUTICS