TREA

Francois Doyon

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  • Sainte-Julie, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Turbine rotor dovetail structure with splines
    • Patent number 12,188,371
    • Issue date Jan 7, 2025
    • Pratt & Whitney Canada Corp.
    • Philippe Savard
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Borescope plug assembly
    • Patent number 11,891,903
    • Issue date Feb 6, 2024
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Blade containment assembly for a gas turbine engine
    • Patent number 11,530,622
    • Issue date Dec 20, 2022
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bearing support with frangible tabs
    • Patent number 11,499,447
    • Issue date Nov 15, 2022
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas turbine engine with bearing support structure
    • Patent number 11,391,179
    • Issue date Jul 19, 2022
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mechanical arrangement for joining engine components
    • Patent number 11,306,616
    • Issue date Apr 19, 2022
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing housing oil intake to supply dual bearing structure
    • Patent number 11,268,573
    • Issue date Mar 8, 2022
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Integrated thermal protection for an exhaust case assembly
    • Patent number 11,105,222
    • Issue date Aug 31, 2021
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bearing housing
    • Patent number 10,844,746
    • Issue date Nov 24, 2020
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Exhaust duct
    • Patent number 10,514,003
    • Issue date Dec 24, 2019
    • Pratt & Whitney Canada Corp.
    • Eray Akcayoz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Integrated strut-vane nozzle (ISV) with uneven vane axial chords
    • Patent number 9,909,434
    • Issue date Mar 6, 2018
    • Pratt & Whitney Canada Corp.
    • Panagiota Tsifourdaris
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Movement-constraining assembly for fluid-conveying system
    • Patent number 9,683,690
    • Issue date Jun 20, 2017
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure turbine vane cooling hole distrubution
    • Patent number 8,568,085
    • Issue date Oct 29, 2013
    • Pratt & Whitney Canada Corp.
    • Franco Di Paola
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Centrifugal compressor vane diffuser wall contouring
    • Patent number 8,100,643
    • Issue date Jan 24, 2012
    • Pratt & Whitney Canada Corp.
    • André Leblanc
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    BORESCOPE PLUG ASSEMBLY
    • Publication number 20230332512
    • Publication date Oct 19, 2023
    • Guy Lefebvre
    • G01 - MEASURING TESTING
  • Information Patent Application

    BLADE CONTAINMENT ASSEMBLY FOR A GAS TURBINE ENGINE
    • Publication number 20220120197
    • Publication date Apr 21, 2022
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING HOUSING OIL INTAKE TO SUPPLY DUAL BEARING STRUCTURE
    • Publication number 20210301875
    • Publication date Sep 30, 2021
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    INTEGRATED THERMAL PROTECTION FOR AN EXHAUST CASE ASSEMBLY
    • Publication number 20210270150
    • Publication date Sep 2, 2021
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL ARRANGEMENT FOR JOINING ENGINE COMPONENTS
    • Publication number 20210222589
    • Publication date Jul 22, 2021
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BEARING SUPPORT WITH FRANGIBLE TABS
    • Publication number 20210215066
    • Publication date Jul 15, 2021
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BEARING HOUSING
    • Publication number 20200308984
    • Publication date Oct 1, 2020
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS TURBINE ENGINE WITH BEARING SUPPORT STRUCTURE
    • Publication number 20200256212
    • Publication date Aug 13, 2020
    • Pratt & Whitney Canada Corp.
    • Guy LEFEBVRE
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    INTEGRATED STRUT-VANE NOZZLE (ISV) WITH UNEVEN VANE AXIAL CHORDS
    • Publication number 20170022832
    • Publication date Jan 26, 2017
    • Pratt & Whitney Canada Corp.
    • PANAGIOTA TSIFOURDARIS
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    EXHAUST DUCT
    • Publication number 20160177872
    • Publication date Jun 23, 2016
    • Pratt & Whitney Canada Corp.
    • ERAY AKCAYOZ
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MOVEMENT-CONSTRAINING ASSEMBLY FOR FLUID-CONVEYING SYSTEM
    • Publication number 20150240976
    • Publication date Aug 27, 2015
    • Pratt & Whitney Canada Corp.
    • Guy Lefebvre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HIGH PRESSURE TURBINE VANE COOLING HOLE DISTRUBUTION
    • Publication number 20120014809
    • Publication date Jan 19, 2012
    • Franco DI PAOLA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR VANE DIFFUSER WALL CONTOURING
    • Publication number 20100278643
    • Publication date Nov 4, 2010
    • André LEBLANC
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...