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Zhiwei ZHUANG

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  • Jinhua, Zhejiang, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Forehead thermometer displaying different colors according to detec...
    • Patent number 11,788,896
    • Issue date Oct 17, 2023
    • ZHEJIANG RONGSHENG TOOLS CO., LTD
    • Shijie Zhuang
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Forehead thermometer
    • Patent number D964187
    • Issue date Sep 20, 2022
    • ZHEJIANG RONGSHENG TOOLS CO., LTD
    • Shijie Zhuang
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Laser level
    • Patent number 11,307,032
    • Issue date Apr 19, 2022
    • Zhejiang Rongsheng Tools Co., Ltd
    • Zhiwei Zhuang
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Automatic leveling laser marking indication device
    • Patent number 10,823,564
    • Issue date Nov 3, 2020
    • Zhejiang Rongsheng Tools Co., Ltd.
    • Chengrong Zhuang
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents