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David Allen Stachowiak
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Manchester, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Aircraft propulsion system geartrain
Patent number
12,071,900
Issue date
Aug 27, 2024
RTX Corporation
Paul R. Hanrahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fan drive gear system gutter ejector system
Patent number
12,049,850
Issue date
Jul 30, 2024
RTX Corporation
Francis Parnin
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Centrifugal debris pre-separator for turbine engine oil filter
Patent number
11,970,960
Issue date
Apr 30, 2024
RTX Corporation
David Allen Stachowiak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Oil level sensor guide
Patent number
11,346,701
Issue date
May 31, 2022
Raytheon Technologies Corporation
Hung Duong
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Centrifugal debris pre-separator for turbine engine oil filter
Patent number
11,073,053
Issue date
Jul 27, 2021
Raytheon Technologies Corporation
David Allen Stachowiak
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Oil level sensor guide
Patent number
10,768,037
Issue date
Sep 8, 2020
Raytheon Technologies Corporation
Hung Duong
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Oil tank mount arrangement on a geared turbofan engine
Patent number
10,577,979
Issue date
Mar 3, 2020
United Technologies Corporation
Todd A. Davis
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Check valve for overflow oil line when pressure fill fittings are r...
Patent number
10,514,107
Issue date
Dec 24, 2019
United Technologies Corporation
David Allen Stachowiak
G05 - CONTROLLING REGULATING
Information
Patent Grant
Auxiliary drive bowed rotor prevention system for a gas turbine eng...
Patent number
10,508,567
Issue date
Dec 17, 2019
United Technologies Corporation
David Allen Stachowiak
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Auxiliary drive bowed rotor prevention system for a gas turbine engine
Patent number
10,508,601
Issue date
Dec 17, 2019
United Technologies Corporation
William G. Sheridan
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Gas turbine engine split torque fan drive gear system
Patent number
10,072,571
Issue date
Sep 11, 2018
United Technologies Corporation
Jonathan F. Zimmitti
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Oil tank mount arrangement on a geared turbofan engine
Patent number
9,951,655
Issue date
Apr 24, 2018
United Technologies Corporation
Todd A. Davis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Turbine engine gearbox mount with multiple fuse joints
Patent number
9,777,639
Issue date
Oct 3, 2017
United Technologies Corporation
Todd A. Davis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Mount with an axial upstream linkage for connecting a gearbox to a...
Patent number
9,500,133
Issue date
Nov 22, 2016
United Technologies Corporation
Todd A. Davis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Patents Applications
last 30 patents
Information
Patent Application
AIRCRAFT PROPULSION SYSTEM GEARTRAIN
Publication number
20240052787
Publication date
Feb 15, 2024
RTX Corporation
Paul R. Hanrahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIRCRAFT PROPULSION SYSTEM GEARTRAIN
Publication number
20240052786
Publication date
Feb 15, 2024
Raytheon Technologies Corporation
Paul R. Hanrahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
GEARBOX ARRANGEMENT FOR CLOSE TO CONSTANT SPEED ACCESSORIES
Publication number
20230332546
Publication date
Oct 19, 2023
Paul R. Hanrahan
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CENTRIFUGAL DEBRIS PRE-SEPARATOR FOR TURBINE ENGINE OIL FILTER
Publication number
20210277811
Publication date
Sep 9, 2021
Raytheon Technologies Corporation
David Allen Stachowiak
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
OIL LEVEL SENSOR GUIDE
Publication number
20200400482
Publication date
Dec 24, 2020
Raytheon Technologies Corporation
Hung Duong
B60 - VEHICLES IN GENERAL
Information
Patent Application
CENTRIFUGAL DEBRIS PRE-SEPARATOR FOR TURBINE ENGINE OIL FILTER
Publication number
20190345853
Publication date
Nov 14, 2019
United Technologies Corporation
David Allen Stachowiak
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CHECK VALVE FOR OVERFLOW OIL LINE WHEN PRESSURE FILL FITTINGS ARE R...
Publication number
20180355987
Publication date
Dec 13, 2018
United Technologies Corporation
David Allen Stachowiak
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
OIL LEVEL SENSOR GUIDE
Publication number
20180356272
Publication date
Dec 13, 2018
United Technologies Corporation
Hung Duong
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
OIL TANK MOUNT ARRANGEMENT ON A GEARED TURBOFAN ENGINE
Publication number
20180245484
Publication date
Aug 30, 2018
United Technologies Corporation
Todd A. Davis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
AUXILIARY DRIVE BOWED ROTOR PREVENTION SYSTEM FOR A GAS TURBINE ENG...
Publication number
20170234167
Publication date
Aug 17, 2017
United Technologies Corporation
David Allen Stachowiak
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
AUXILIARY DRIVE BOWED ROTOR PREVENTION SYSTEM FOR A GAS TURBINE ENGINE
Publication number
20170234232
Publication date
Aug 17, 2017
United Technologies Corporation
William G. Sheridan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
OIL TANK MOUNT ARRANGEMENT ON A GEARED TURBOFAN ENGINE
Publication number
20160273389
Publication date
Sep 22, 2016
Todd A. Davis
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
GAS TURBINE ENGINE SPLIT TORQUE FAN DRIVE GEAR SYSTEM
Publication number
20160208690
Publication date
Jul 21, 2016
United Technologies Corporation
Jonathan F. Zimmitti
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS