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Liyan Wang

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  • Qingdao, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oxygen-control freshness preservation refrigerator
    • Patent number 11,274,877
    • Issue date Mar 15, 2022
    • QINGDAO HAIER CO., LTD.
    • Lei Wang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating and freezing device
    • Patent number 10,890,369
    • Issue date Jan 12, 2021
    • QINGDAO HAIER JOINT STOCK CO., LTD
    • Haoquan Liu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    OXYGEN-CONTROL FRESHNESS PRESERVATION REFRIGERATOR
    • Publication number 20200284501
    • Publication date Sep 10, 2020
    • QINGDAO HAIER CO., LTD.
    • LEI WANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATOR
    • Publication number 20190150484
    • Publication date May 23, 2019
    • QINGDAO HAIER JOINT STOCK CO., LTD.
    • XIAOBING ZHU
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    REFRIGERATING AND FREEZING DEVICE
    • Publication number 20190145691
    • Publication date May 16, 2019
    • QINGDAO HAIER JOINT STOCK CO., LTD.
    • HAOQUAN LIU
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    VACUUM HEAT INSULATING PANEL AND METHOD FOR MANUFACTURING SAME
    • Publication number 20150030801
    • Publication date Jan 29, 2015
    • HAIER GROUP CORPORATION
    • Kui Zhang
    • B32 - LAYERED PRODUCTS