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Heng Chen

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sampling pumps and gas analyzers
    • Patent number 11,287,410
    • Issue date Mar 29, 2022
    • Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
    • Weidong Zhou
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sampling pumps and gas analyzers
    • Patent number 10,656,132
    • Issue date May 19, 2020
    • Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
    • Weidong Zhou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SAMPLING PUMPS AND GAS ANALYZERS
    • Publication number 20200278334
    • Publication date Sep 3, 2020
    • Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
    • Weidong Zhou
    • G01 - MEASURING TESTING
  • Information Patent Application

    SAMPLING PUMPS AND GAS ANALYZERS
    • Publication number 20140326042
    • Publication date Nov 6, 2014
    • Weidong Zhou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...