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Liang DONG

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  • Hangzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Belt driven system and tensioner thereof
    • Patent number 11,754,150
    • Issue date Sep 12, 2023
    • ZHEJIANG DAHUA TECHNOLOGY CO., LTD
    • Liang Dong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Adjustable stand and use thereof
    • Patent number 11,194,233
    • Issue date Dec 7, 2021
    • ZHEJIANG DAHUA TECHNOLOGY CO., LTD
    • Liang Dong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ADJUSTABLE STAND AND USE THEREOF
    • Publication number 20200401022
    • Publication date Dec 24, 2020
    • Zhejiang Dahua Technology CO., LTD.
    • Liang DONG
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    BELT DRIVEN SYSTEM AND TENSIONER THEREOF
    • Publication number 20200088275
    • Publication date Mar 19, 2020
    • Zhejiang Dahua Technology CO., LTD.
    • Liang DONG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...