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JIANQUAN CHEN

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  • Qingdao City, Shandong Province, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe connection mechanism, refrigeration system having the same, an...
    • Patent number 12,140,255
    • Issue date Nov 12, 2024
    • QINGDAO HAIER SPECIAL REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
    • Peng Yang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Refrigerator
    • Patent number 11,668,510
    • Issue date Jun 6, 2023
    • QINGDAO HAIER CO., LTD.
    • Hao Zhang
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Cavity muffler and refrigerator
    • Patent number 11,549,499
    • Issue date Jan 10, 2023
    • QINGDAO HAIER CO., LTD.
    • Chun Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerator
    • Patent number 11,274,875
    • Issue date Mar 15, 2022
    • QINGDAO HAIER CO., LTD.
    • Jianquan Chen
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • 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

    Refrigerator
    • Patent number 11,255,597
    • Issue date Feb 22, 2022
    • QINGDAO HAIER CO., LTD.
    • Hao Zhang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    CONNECTING PIPELINE OF EVAPORATOR, EVAPORATOR AND REFRIGERATOR
    • Publication number 20240369271
    • Publication date Nov 7, 2024
    • HEFEI HAIER REFRIGERATOR CO.,LTD
    • Yanbin WAN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATOR
    • Publication number 20240328704
    • Publication date Oct 3, 2024
    • HEFEI HAIER REFRIGERATOR CO., LTD
    • Shanshan LIU
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION SYSTEM AND REFRIGERATING APPLIANCE
    • Publication number 20240302086
    • Publication date Sep 12, 2024
    • QINGDAO HAIER REFRIGERATOR CO., LTD.
    • Jian MA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION SYSTEM AND REFRIGERATING APPLIANCE
    • Publication number 20240288210
    • Publication date Aug 29, 2024
    • QINGDAO HAIER REFRIGERATOR CO., LTD.
    • Yanfeng ZHAO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATING AND FREEZING DEVICE
    • Publication number 20240271853
    • Publication date Aug 15, 2024
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Zhanpeng CUI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COMPRESSOR BIN AND REFRIGERATION APPARATUS HAVING THE SAME
    • Publication number 20240210095
    • Publication date Jun 27, 2024
    • CHONGQING HAIER REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
    • Yanbin WAN
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    REFRIGERATION APPARATUS AND PRODUCTION METHOD THEREOF
    • Publication number 20240210099
    • Publication date Jun 27, 2024
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Yanbin WAN
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    AIR DUCT ASSEMBLY AND REFRIGERATING APPLIANCE HAVING THE SAME
    • Publication number 20240210092
    • Publication date Jun 27, 2024
    • QINGDAO HAIER SPECIAL REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
    • Yanbin WAN
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SILENCING DEVICE AND REFRIGERATOR
    • Publication number 20240060513
    • Publication date Feb 22, 2024
    • SHENYANG HAIER REFRIGERATOR CO., LTD.
    • YANBIN WAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PIPE CONNECTION MECHANISM, REFRIGERATION SYSTEM HAVING THE SAME, AN...
    • Publication number 20230408009
    • Publication date Dec 21, 2023
    • QINGDAO HAIER SPECIAL REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
    • PENG YANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NOISE REDUCTION DEVICE AND REFRIGERATION DEVICE HAVING THE SAME
    • Publication number 20230383888
    • Publication date Nov 30, 2023
    • CHONGQING HAIER REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
    • PENG YANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LIQUID RESERVOIR FOR REFRIGERATION SYSTEM, AND REFRIGERATOR
    • Publication number 20230304720
    • Publication date Sep 28, 2023
    • QINGDAO HAIER SPECIAL REFRIGERATOR CO., LTD
    • Jianquan CHEN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR-COOLED REFRIGERATOR
    • Publication number 20230280088
    • Publication date Sep 7, 2023
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Jian MA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATOR HAVING EVAPORATOR DISPOSED AT BOTTOM OF REFRIGERATOR BODY
    • Publication number 20230272964
    • Publication date Aug 31, 2023
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Jian MA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR-COOLED REFRIGERATOR SUPPLYING AIR THROUGH CENTRIFUGAL FAN
    • Publication number 20230243568
    • Publication date Aug 3, 2023
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Jianquan CHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP EXHAUST PIPE MUFFLER AND REFRIGERATOR HAVING SAME
    • Publication number 20210180581
    • Publication date Jun 17, 2021
    • QINGDAO HAIER CO., LTD.
    • CHUN YANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    CAVITY MUFFLER AND REFRIGERATOR
    • Publication number 20210071656
    • Publication date Mar 11, 2021
    • QINGDAO HAIER CO., LTD.
    • CHUN YANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERATOR
    • Publication number 20210025638
    • Publication date Jan 28, 2021
    • QINGDAO HAIER CO., LTD.
    • HAO ZHANG
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    REFRIGERATOR
    • Publication number 20200393193
    • Publication date Dec 17, 2020
    • QINGDAO HAIER CO., LTD.
    • JIANQUAN CHEN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATOR HAVING OXYGEN CONTROL AND FRESHNESS KEEPING FUNCTIONS
    • Publication number 20200333061
    • Publication date Oct 22, 2020
    • QINGDAO HAIER CO., LTD.
    • LEI WANG
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • 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 20200033048
    • Publication date Jan 30, 2020
    • QINGDAO HAIER CO., LTD.
    • HAO ZHANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...