TREA

Vijay Kandasamy

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  • T. Palur, IN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Engine strut flow control
    • Patent number 12,055,057
    • Issue date Aug 6, 2024
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Stator with depressions in gaspath wall adjacent leading edges
    • Patent number 11,639,666
    • Issue date May 2, 2023
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor with casing treatment
    • Patent number 11,572,897
    • Issue date Feb 7, 2023
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan assembly having flow recirculation circuit with rotating airfoils
    • Patent number 11,499,475
    • Issue date Nov 15, 2022
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Blade cutback distribution in rotor for noise reduction
    • Patent number 11,421,536
    • Issue date Aug 23, 2022
    • Pratt & Whitney Canada Corp.
    • Yau-Wai Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem stator with depressions in gaspath wall
    • Patent number 11,415,012
    • Issue date Aug 16, 2022
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Diffuser pipe with splitter vane
    • Patent number 11,215,196
    • Issue date Jan 4, 2022
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Compressor stator with leading edge fillet
    • Patent number 11,118,466
    • Issue date Sep 14, 2021
    • PRATT & WHIINEY CANADA CORP.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Blade cutback distribution in rotor for noise reduction
    • Patent number 11,041,388
    • Issue date Jun 22, 2021
    • Pratt & Whitney Canada Corp.
    • Yau-Wai Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan assembly having flow recirculation circuit with guide vanes
    • Patent number 10,900,414
    • Issue date Jan 26, 2021
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem stators with flow recirculation conduit
    • Patent number 10,876,549
    • Issue date Dec 29, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Vane diffuser and method for controlling a compressor having same
    • Patent number 10,823,197
    • Issue date Nov 3, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-machinery rotors with rounded tip edge
    • Patent number 10,760,499
    • Issue date Sep 1, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Diffuser pipe with splitter vane
    • Patent number 10,570,925
    • Issue date Feb 25, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Diffuser pipe with vortex generators
    • Patent number 10,502,231
    • Issue date Dec 10, 2019
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Rotor casing
    • Patent number 10,465,539
    • Issue date Nov 5, 2019
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Diffuser pipe with vortex generators
    • Patent number 9,926,942
    • Issue date Mar 27, 2018
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor shroud reverse bleed holes
    • Patent number 9,810,157
    • Issue date Nov 7, 2017
    • Pratt & Whitney Canada Corp.
    • Jason Nichols
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Centrifugal compressor diffuser and method for controlling same
    • Patent number 9,803,652
    • Issue date Oct 31, 2017
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor bleed self-recirculating system
    • Patent number 9,726,084
    • Issue date Aug 8, 2017
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shroud treatment for a centrifugal compressor
    • Patent number 9,644,639
    • Issue date May 9, 2017
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VANE ARRAY STRUCTURE WITH RECESSED STATOR VANES
    • Publication number 20240280030
    • Publication date Aug 22, 2024
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE STRUT FLOW CONTROL
    • Publication number 20240218809
    • Publication date Jul 4, 2024
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    STATOR WITH DEPRESSIONS IN GASPATH WALL ADJACENT LEADING EDGES
    • Publication number 20230072853
    • Publication date Mar 9, 2023
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    STATOR WITH DEPRESSIONS IN GASPATH WALL ADJACENT TRAILING EDGES
    • Publication number 20230073422
    • Publication date Mar 9, 2023
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR WITH CASING TREATMENT
    • Publication number 20230016778
    • Publication date Jan 19, 2023
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPRESSOR STATOR WITH LEADING EDGE FILLET
    • Publication number 20210372288
    • Publication date Dec 2, 2021
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BLADE CUTBACK DISTRIBUTION IN ROTOR FOR NOISE REDUCTION
    • Publication number 20210293149
    • Publication date Sep 23, 2021
    • Yau-Wai Li
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    DIFFUSER PIPE WITH SPLITTER VANE
    • Publication number 20210095696
    • Publication date Apr 1, 2021
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TANDEM STATORS WITH FLOW RECIRCULATION CONDUIT
    • Publication number 20200318492
    • Publication date Oct 8, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN ASSEMBLY HAVING FLOW RECIRCULATION CIRCUIT WITH GUIDE VANES
    • Publication number 20200165969
    • Publication date May 28, 2020
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN ASSEMBLY HAVING FLOW RECIRCULATION CIRCUIT WITH ROTATING AIRFOILS
    • Publication number 20200165968
    • Publication date May 28, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIFFUSER PIPE WITH SPLITTER VANE
    • Publication number 20200149550
    • Publication date May 14, 2020
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPRESSOR STATOR WITH LEADING EDGE FILLET
    • Publication number 20200123918
    • Publication date Apr 23, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    FAN ASSEMBLY WITH RECIRCULATION FLOW
    • Publication number 20200124052
    • Publication date Apr 23, 2020
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTOR CASING
    • Publication number 20190040752
    • Publication date Feb 7, 2019
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DIFFUSER PIPE WITH VORTEX GENERATORS
    • Publication number 20180180059
    • Publication date Jun 28, 2018
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Surface Cooler with Flow Recirculation
    • Publication number 20180171871
    • Publication date Jun 21, 2018
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VANE DIFFUSER AND METHOD FOR CONTROLLING A COMPRESSOR HAVING SAME
    • Publication number 20180172022
    • Publication date Jun 21, 2018
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIFFUSER PIPE WITH VORTEX GENERATORS
    • Publication number 20170114794
    • Publication date Apr 27, 2017
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLADE CUTBACK DISTRIBUTION IN ROTOR FOR NOISE REDUCTION
    • Publication number 20160290137
    • Publication date Oct 6, 2016
    • Pratt & Whitney Canada Corp.
    • Yau-Wai LI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DIFFUSER PIPE WITH SPLITTER VANE
    • Publication number 20160115971
    • Publication date Apr 28, 2016
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR DIFFUSER AND METHOD FOR CONTROLLING SAME
    • Publication number 20150226232
    • Publication date Aug 13, 2015
    • Pratt & Whitney Canada Corp.
    • Hien DUONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SHROUD TREATMENT FOR A CENTRIFUGAL COMPRESSOR
    • Publication number 20150211545
    • Publication date Jul 30, 2015
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR SHROUD REVERSE BLEED HOLES
    • Publication number 20140286746
    • Publication date Sep 25, 2014
    • Pratt & Whitney Canada Corp.
    • Jason Nichols
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR BLEED SELF-RECIRCULATING SYSTEM
    • Publication number 20140271108
    • Publication date Sep 18, 2014
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBO-MACHINERY ROTORS WITH ROUNDED TIP EDGE
    • Publication number 20140260324
    • Publication date Sep 18, 2014
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS