TREA

Hwa Yong CHA

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Burner assembly
    • Patent number 11,774,091
    • Issue date Oct 3, 2023
    • Kyungdong Navien Co., Ltd.
    • Jeon Hur
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Cap and water-heating device including the same
    • Patent number 11,262,099
    • Issue date Mar 1, 2022
    • Kyungdong Navien Co., Ltd.
    • Jun Kyu Park
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    BURNER ASSEMBLY
    • Publication number 20210148566
    • Publication date May 20, 2021
    • KYUNGDONG NAVIEN CO., LTD.
    • Jeon HUR
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    CAP AND WATER-HEATING DEVICE INCLUDING THE SAME
    • Publication number 20210071908
    • Publication date Mar 11, 2021
    • KYUNGDONG NAVIEN CO., LTD.
    • Jun Kyu PARK
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES