TREA

Changbo Li

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fingerstall oximeter
    • Patent number 9,179,868
    • Issue date Nov 10, 2015
    • Beijing Choice Electronic Technology Co., Ltd.
    • Wenbing Yu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Finger-clipped pulse oximeter
    • Patent number D691726
    • Issue date Oct 15, 2013
    • Beijing Choice Electronic Technology Co., Ltd.
    • Jiuhe Jin
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Finger-clipped pulse oximeter
    • Patent number D670388
    • Issue date Nov 6, 2012
    • Beijing Choice Electronic Technology Co., Ltd.
    • Jiuhe Jin
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Finger-clipped pulse oximeter
    • Patent number D668340
    • Issue date Oct 2, 2012
    • Beijing Choice Electronic Technology Co., Ltd.
    • Wei Wang
    • D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    Fingerstall Oximeter
    • Publication number 20120323096
    • Publication date Dec 20, 2012
    • Beijing Choice Electronic Technology Co., Ltd.
    • Wenbing Yu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE