TREA

Ding DING

Follow

Person

  • Jiangsu, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Laser measuring system
    • Patent number 11,486,790
    • Issue date Nov 1, 2022
    • CHANGZHOU HUADA KEJIE OPTO-ELECTRO INSTRUMENT CO., LTD.
    • Ou Zhang
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LASER RADAR RECEIVING SYSTEM
    • Publication number 20230152427
    • Publication date May 18, 2023
    • HANGZHOU OLE-SYSTEMS CO., LTD
    • Ou Zhang
    • G01 - MEASURING TESTING
  • Information Patent Application

    LASER MEASURING SYSTEM
    • Publication number 20210080346
    • Publication date Mar 18, 2021
    • Changzhou Huada Kejie Opto-Electro Instrument Co., Ltd
    • Ou ZHANG
    • G02 - OPTICS