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Paul AITCHISON

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  • Hamilton, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Airfoil ribs for rotor blades
    • Patent number 12,286,897
    • Issue date Apr 29, 2025
    • Pratt & Whitney Canada Corp.
    • Paul Aitchison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane for gas turbine engine
    • Patent number 11,454,127
    • Issue date Sep 27, 2022
    • Pratt & Whitney Canada Corp.
    • Tammy Yam
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mistuned compressor rotor with hub scoops
    • Patent number 11,002,293
    • Issue date May 11, 2021
    • Pratt & Whitney Canada Corp.
    • Karan Anand
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Compressor rotor with coated blades
    • Patent number 10,689,987
    • Issue date Jun 23, 2020
    • Pratt & Whitney Canada Corp.
    • Thomas Veitch
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor rotor with coated blades
    • Patent number 10,443,411
    • Issue date Oct 15, 2019
    • Pratt & Whitney Canada Corp.
    • Thomas Veitch
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas turbine engine mounting ring
    • Patent number 9,376,935
    • Issue date Jun 28, 2016
    • Pratt & Whitney Canada Corp.
    • Andreas Eleftheriou
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Bleed air transfer tube
    • Patent number 8,490,409
    • Issue date Jul 23, 2013
    • Pratt & Whitney Canada Corp.
    • Tania Pucovsky
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Normally open reverse flow flapper valve
    • Patent number 7,114,519
    • Issue date Oct 3, 2006
    • Pratt & Whitney Canada Corp.
    • Paul Archibald Aitchison
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Normally open reverse flow flapper valve
    • Patent number 6,851,255
    • Issue date Feb 8, 2005
    • Pratt & Whitney Canada Corp.
    • Paul Archibald Aitchison
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    AIRFOIL RIBS FOR ROTOR BLADES
    • Publication number 20230392503
    • Publication date Dec 7, 2023
    • Pratt & Whitney Canada Corp.
    • Paul Aitchison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE FOR GAS TURBINE ENGINE
    • Publication number 20210156272
    • Publication date May 27, 2021
    • Pratt & Whitney Canada Corp.
    • Tammy YAM
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPRESSOR ROTOR WITH COATED BLADES
    • Publication number 20200018176
    • Publication date Jan 16, 2020
    • Pratt & Whitney Canada Corp.
    • Thomas VEITCH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR ROTOR WITH COATED BLADES
    • Publication number 20190085708
    • Publication date Mar 21, 2019
    • Pratt & Whitney Canada Corp.
    • Thomas VEITCH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MISTUNED COMPRESSOR ROTOR WITH HUB SCOOPS
    • Publication number 20190085868
    • Publication date Mar 21, 2019
    • Pratt & Whitney Canada Corp.
    • Karan ANAND
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE MOUNTING RING
    • Publication number 20140165533
    • Publication date Jun 19, 2014
    • Pratt & Whitney Canada Corp.
    • Andreas ELEFTHERIOU
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    BLEED AIR TRANSFER TUBE
    • Publication number 20110079018
    • Publication date Apr 7, 2011
    • TANIA PUCOVSKY
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Normally open reverse flow flapper valve
    • Publication number 20050116114
    • Publication date Jun 2, 2005
    • Pratt & Whitney Canada Corp.
    • Paul Archibald Aitchison
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Normally open reverse flow flapper valve
    • Publication number 20040118105
    • Publication date Jun 24, 2004
    • Pratt & Whitney Canada Corp.
    • Paul Archibald Aitchison
    • F24 - HEATING RANGES VENTILATING