TREA

Yanqing Zhang

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heart rate detection apparatus
    • Patent number 9,833,156
    • Issue date Dec 5, 2017
    • Beijing Choice Electronic Technology Co., Ltd.
    • Shuhai Liu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    Heart Rate Detection Apparatus
    • Publication number 20140288453
    • Publication date Sep 25, 2014
    • Beijing Choice Electronic Technology Co., Ltd.
    • Shuhai Liu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    MEASUREMENT APPARATUS
    • Publication number 20120316413
    • Publication date Dec 13, 2012
    • Beijing Choice Electronic Technology Co., Ltd.
    • Shuhai Liu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE