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Xia WAN

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  • Hangzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sensor and heat exchanger
    • Patent number 12,345,548
    • Issue date Jul 1, 2025
    • HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
    • Xia Wan
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Infrared sensor and infrared gas detector
    • Patent number 11,187,653
    • Issue date Nov 30, 2021
    • HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
    • Xia Wan
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS DETECTION DEVICE AND REFRIGERANT SENSOR
    • Publication number 20250208031
    • Publication date Jun 26, 2025
    • Hangzhou Sanhua Research Institute Co., Ltd.
    • Xia WAN
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    SENSOR DEVICE AND VALVE ASSEMBLY WITH IMPROVED SEALING FEATURES
    • Publication number 20230345657
    • Publication date Oct 26, 2023
    • HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
    • XIA WAN
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SENSOR AND HEAT EXCHANGER
    • Publication number 20220120592
    • Publication date Apr 21, 2022
    • HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
    • XIA WAN
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    INFRARED SENSOR AND INFRARED GAS DETECTOR
    • Publication number 20210156795
    • Publication date May 27, 2021
    • Hangzhou Sanhua Research Institute Co., Ltd.
    • Xia WAN
    • B60 - VEHICLES IN GENERAL