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Joohwan KWAK

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  • Changwon-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Locking spacer for rotor blade
    • Patent number 10,550,703
    • Issue date Feb 4, 2020
    • Doosan Heavy Industries Construction Co., Ltd.
    • Iurii Goroshchak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Locking spacer for rotor blade
    • Patent number 10,519,789
    • Issue date Dec 31, 2019
    • Doosan Heavy Industries Construction Co., Ltd.
    • Joohwan Kwak
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor blade locking mechanism in disk with tangential groove
    • Patent number 10,519,970
    • Issue date Dec 31, 2019
    • Doosan Heavy Industries Construction Co., Ltd.
    • Matthew Montgomery
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor blade locking mechanism in disk with tangential groove
    • Patent number 10,465,699
    • Issue date Nov 5, 2019
    • Doosan Heavy Industries Construction Co., Ltd.
    • Matthew Montgomery
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor blade locking mechanism in disk with axial groove
    • Patent number 10,393,135
    • Issue date Aug 27, 2019
    • Doosan Heavy Industries Construction Co., Ltd.
    • Matthew Montgomery
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Compressor Blade Locking Mechanism in Disk with Axial Groove
    • Publication number 20180223859
    • Publication date Aug 9, 2018
    • Doosan Heavy Industries & Construction Co., Ltd.
    • Matthew Montgomery
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Compressor Blade Locking Mechanism in Disk with Tangential Groove
    • Publication number 20180223860
    • Publication date Aug 9, 2018
    • Doosan Heavy Industries & Construction Co., Ltd.
    • Matthew Montgomery
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Blade Locking Mechanism in Disk with Tangential Groove
    • Publication number 20180209439
    • Publication date Jul 26, 2018
    • Doosan Heavy Industries & Construction Co., Ltd.
    • Matthew Montgomery
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOCKING SPACER FOR ROTOR BLADE
    • Publication number 20180179902
    • Publication date Jun 28, 2018
    • Doosan Heavy Industries & Construction Co., Ltd.
    • Iurii Goroshchak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LOCKING SPACER FOR ROTOR BLADE
    • Publication number 20180171807
    • Publication date Jun 21, 2018
    • Doosan Heavy Industries & Construction Co., Ltd.
    • Joohwan KWAK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES