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Daniel T. ALECU
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Toronto, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Heating system for aircraft engine liquid distribution system
Patent number
11,994,080
Issue date
May 28, 2024
Pratt & Whitney Canada Corp.
Daniel Alecu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fluid cooler installation and method for turbofan engine
Patent number
11,965,463
Issue date
Apr 23, 2024
Pratt & Whitney Canada Corp.
Ivan Sidorovich Paradiso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Vapor-to-air heat exchanger for aircraft powerplant
Patent number
11,945,598
Issue date
Apr 2, 2024
Pratt & Whitney Canada Corp.
Daniel Alecu
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Integrated oil tank with passive thermal modulation
Patent number
11,927,135
Issue date
Mar 12, 2024
Pratt & Whitney Canada Corp.
Enzo Macchia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System and method for controlling fluid flow with a pressure relief...
Patent number
11,921,525
Issue date
Mar 5, 2024
Pratt & Whitney Canada Corp.
Daniel Alecu
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Emergency power unit for electric aircraft
Patent number
11,794,914
Issue date
Oct 24, 2023
Pratt & Whitney Canada Corp.
Ivan Sidorovich Paradiso
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Lubrication system of aircraft engine
Patent number
11,788,433
Issue date
Oct 17, 2023
Pratt & Whitney Canada Corp.
Kenneth Parkman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Assist system and method for aircraft ground operation
Patent number
11,772,820
Issue date
Oct 3, 2023
Pratt & Whitney Canada Corp.
Daniel Alecu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Connecting arrangement between components of an aircraft engine
Patent number
11,732,609
Issue date
Aug 22, 2023
Pratt & Whitney Canada Corp.
David Menheere
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Machine having a liquid lubrication system and a shaft
Patent number
11,692,466
Issue date
Jul 4, 2023
Pratt & Whitney Canada Corp.
Dana Tomescu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Oil distribution system for gas turbine engine
Patent number
11,655,731
Issue date
May 23, 2023
Pratt & Whitney Canada Corp.
Pierre-Yves Legare
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine engine with trailing edge heat exchanger
Patent number
11,655,762
Issue date
May 23, 2023
Pratt & Whitney Canada Corp.
Jason Fish
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of priming a pump of an aircraft engine
Patent number
11,603,842
Issue date
Mar 14, 2023
Pratt & Whitney Canada Corp.
Dana Tomescu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Turbofan engine and method of operating same
Patent number
11,603,796
Issue date
Mar 14, 2023
Pratt & Whitney Canada Corp.
Laslo Diosady
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Buffer fluid delivery system and method for a shaft seal of a gas t...
Patent number
11,572,837
Issue date
Feb 7, 2023
Pratt & Whitney Canada Corp.
Daniel Alecu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Pressure regulator and bleed air system for aircraft engine
Patent number
11,549,440
Issue date
Jan 10, 2023
Pratt & Whitney Canada Corp.
Daniel Alecu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Aircraft engine lubrication system and method
Patent number
11,542,845
Issue date
Jan 3, 2023
Pratt & Whitney Canada Corp.
Dana Tomescu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Aircraft pneumatic system
Patent number
11,530,710
Issue date
Dec 20, 2022
Pratt & Whitney Canada Corp.
Bryan W. Olver
G05 - CONTROLLING REGULATING
Information
Patent Grant
Hybrid gas turbine engine and torque transfer assembly therefore
Patent number
11,530,649
Issue date
Dec 20, 2022
Pratt & Whitney Canada Corp.
Daniel Alecu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotating heat exchanger
Patent number
11,459,909
Issue date
Oct 4, 2022
Pratt & Whitney Canada Corp.
Laslo Diosady
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Coupling and associated method of transferring torque
Patent number
11,401,870
Issue date
Aug 2, 2022
Pratt & Whitney Canada Corp.
Daniel Alecu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Static take-off port
Patent number
11,300,002
Issue date
Apr 12, 2022
Pratt & Whitney Canada Corp.
Ivan Sidorovich Paradiso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air cooler for gas turbine engine
Patent number
11,274,602
Issue date
Mar 15, 2022
Pratt & Whitney Canada Corp.
Bryan William Olver
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Bearing cavity and method of evacuating oil therefrom
Patent number
11,162,421
Issue date
Nov 2, 2021
PRATT & WHITNEY CANADA CORP.
Jean-Sébastien Dick
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Scavenge pump
Patent number
11,162,494
Issue date
Nov 2, 2021
Pratt & Whitney Canada Corp.
Daniel Alecu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fan blade ice protection using hot air
Patent number
11,156,093
Issue date
Oct 26, 2021
Pratt & Whitney Canada Corp.
Ivan Sidorovich Paradiso
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Damping mechanism for valves
Patent number
11,118,698
Issue date
Sep 14, 2021
PRATT & WHIINEY CANADA CORP.
Daniel Alecu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electric generator having a liquid coolant system
Patent number
11,108,302
Issue date
Aug 31, 2021
Pratt & Whitney Canada Corp.
Dana Tomescu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas turbine impeller nose cone
Patent number
11,098,646
Issue date
Aug 24, 2021
Pratt & Whitney Canada Corp.
Enzo Macchia
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Cooling system and method for gas turbine engine
Patent number
11,060,457
Issue date
Jul 13, 2021
Pratt & Whitney Canada Corp.
David Menheere
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
SPLIT PISTON RING SEAL FOR A ROTATING ASSEMBLY AND METHOD OF SEALING
Publication number
20240167389
Publication date
May 23, 2024
Pratt & Whitney Canada Corp.
Daniel ALECU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM AND METHOD FOR FORMING A NOZZLE INLET OF A NOZZLE
Publication number
20240131607
Publication date
Apr 25, 2024
Daniel Alecu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
EMERGENCY POWER UNIT FOR ELECTRIC AIRCRAFT
Publication number
20240010348
Publication date
Jan 11, 2024
Pratt & Whitney Canada Corp.
Ivan SIDOROVICH PARADISO
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
ASSIST SYSTEM AND METHOD FOR AIRCRAFT GROUND OPERATION
Publication number
20230406540
Publication date
Dec 21, 2023
Pratt & Whitney Canada Corp.
Daniel ALECU
B60 - VEHICLES IN GENERAL
Information
Patent Application
BLOWDOWN VALVE WITH AIR-OIL SEPARATION
Publication number
20230400149
Publication date
Dec 14, 2023
Pratt & Whitney Canada Corp.
Laslo DIOSADY
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
AIRCRAFT POWERPLANT(S) FOR AN AIRCRAFT WITH ELECTRIC MACHINE CONTRO...
Publication number
20230312115
Publication date
Oct 5, 2023
Daniel Alecu
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
BUFFER FLUID DELIVERY SYSTEM AND METHOD FOR A SHAFT SEAL OF A GAS T...
Publication number
20230304444
Publication date
Sep 28, 2023
PRATT & WHITNEY CANADA CORP.
Daniel ALECU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
VAPOR-TO-AIR HEAT EXCHANGER FOR AIRCRAFT POWERPLANT
Publication number
20230257133
Publication date
Aug 17, 2023
Pratt & Whitney Canada Corp.
Daniel ALECU
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
HEATING SYSTEM FOR AIRCRAFT ENGINE LIQUID DISTRIBUTION SYSTEM
Publication number
20230250771
Publication date
Aug 10, 2023
Pratt & Whitney Canada Corp.
Daniel ALECU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CONNECTING ARRANGEMENT BETWEEN COMPONENTS OF AN AIRCRAFT ENGINE
Publication number
20230136870
Publication date
May 4, 2023
Pratt & Whitney Canada Corp.
David MENHEERE
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
LUBRICATION SYSTEM OF AIRCRAFT ENGINE
Publication number
20230130641
Publication date
Apr 27, 2023
Pratt & Whitney Canada Corp.
Kenneth PARKMAN
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
EMERGENCY POWER UNIT FOR ELECTRIC AIRCRAFT
Publication number
20230013543
Publication date
Jan 19, 2023
Pratt & Whitney Canada Corp.
Ivan SIDOROVICH PARADISO
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
INTEGRATED OIL TANK WITH PASSIVE THERMAL MODULATION
Publication number
20220403781
Publication date
Dec 22, 2022
Pratt & Whitney Canada Corp.
Enzo Macchia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
TURBOFAN ENGINE AND METHOD OF OPERATING SAME
Publication number
20220397058
Publication date
Dec 15, 2022
Pratt & Whitney Canada Corp.
Laslo DIOSADY
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ASSIST SYSTEM AND METHOD FOR AIRCRAFT GROUND OPERATION
Publication number
20220380064
Publication date
Dec 1, 2022
Pratt & Whitney Canada Corp.
Daniel ALECU
B60 - VEHICLES IN GENERAL
Information
Patent Application
HYBRID GAS TURBINE ENGINE AND TORQUE TRANSFER ASSEMBLY THEREFORE
Publication number
20220316403
Publication date
Oct 6, 2022
Daniel ALECU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
FLUID COOLER INSTALLATION AND METHOD FOR TURBOFAN ENGINE
Publication number
20220260018
Publication date
Aug 18, 2022
Pratt & Whitney Canada Corp.
Ivan SIDOROVICH PARADISO
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
BUFFER FLUID DELIVERY SYSTEM AND METHOD FOR A SHAFT SEAL OF A GAS T...
Publication number
20220235709
Publication date
Jul 28, 2022
Pratt & Whitney Canada Corp.
Daniel ALECU
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
COUPLING AND ASSOCIATED METHOD OF TRANSFERRING TORQUE
Publication number
20220082053
Publication date
Mar 17, 2022
Pratt & Whitney Canada Corp.
Daniel ALECU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ROTATING HEAT EXCHANGER
Publication number
20220082029
Publication date
Mar 17, 2022
Pratt & Whitney Canada Corp.
Laslo DIOSADY
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
PRESSURE REGULATOR AND BLEED AIR SYSTEM FOR AIRCRAFT ENGINE
Publication number
20210310414
Publication date
Oct 7, 2021
Pratt & Whitney Canada Corp.
Daniel ALECU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
INTEGRATED OIL TANK WITH PASSIVE THERMAL MODULATION
Publication number
20210262388
Publication date
Aug 26, 2021
Enzo MACCHIA
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
OIL DISTRIBUTION SYSTEM FOR GAS TURBINE ENGINE
Publication number
20210254506
Publication date
Aug 19, 2021
Pratt & Whitney Canada Corp.
Pierre-Yves LEGARE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
AIRCRAFT PNEUMATIC SYSTEM
Publication number
20210231050
Publication date
Jul 29, 2021
Pratt & Whitney Canada Corp.
Bryan W. OLVER
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIRCRAFT ENGINE LUBRICATION SYSTEM AND METHOD
Publication number
20210131321
Publication date
May 6, 2021
Pratt & Whitney Canada Corp.
Dana TOMESCU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
AIRCRAFT FLUID SYSTEM PRESSURE VARIATION ATTENUATION
Publication number
20210102496
Publication date
Apr 8, 2021
Pratt & Whitney Canada Corp.
Daniel ALECU
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
MACHINE FOR AIRCRAFT AND METHOD
Publication number
20210048026
Publication date
Feb 18, 2021
Pratt & Whitney Canada Corp.
Dana TOMESCU
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
GAS TURBINE IMPELLER NOSE CONE
Publication number
20210010421
Publication date
Jan 14, 2021
Pratt & Whitney Canada Corp.
Enzo MACCHIA
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
MACHINE HAVING A LIQUID LUBRICATION SYSTEM AND A SHAFT
Publication number
20200378281
Publication date
Dec 3, 2020
Pratt & Whitney Canada Corp.
Dana TOMESCU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
AIR COOLER FOR GAS TURBINE ENGINE
Publication number
20200370476
Publication date
Nov 26, 2020
Pratt & Whitney Canada Corp.
Bryan William OLVER
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...