TREA

JUNFENG WANG

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  • TANGSHAN, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bogie
    • Patent number 10,745,036
    • Issue date Aug 18, 2020
    • CRRC TANGSHAN CO., LTD.
    • Xiaojun Zhang
    • B61 - RAILWAYS
  • Information Patent Grant

    Meter gauge power bogie and meter gauge vehicle
    • Patent number 10,167,002
    • Issue date Jan 1, 2019
    • CRRC TANGSHAN CO., LTD.
    • Yanhong Chen
    • B61 - RAILWAYS

Patents Applicationslast 30 patents

  • Information Patent Application

    BOGIE
    • Publication number 20190118840
    • Publication date Apr 25, 2019
    • CRRC TANGSHAN CO., LTD.
    • XIAOJUN ZHANG
    • B61 - RAILWAYS
  • Information Patent Application

    METER GAUGE POWER BOGIE AND METER GAUGE VEHICLE
    • Publication number 20170101114
    • Publication date Apr 13, 2017
    • CRRC TANGSHAN CO., LTD.
    • YANHONG CHEN
    • B61 - RAILWAYS