TREA

LIJUN ZHANG

Follow

Person

  • TANGSHAN, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Ground rail transfer device and gauge changing system
    • Patent number 12,129,603
    • Issue date Oct 29, 2024
    • CRRC TANGSHAN CO., LTD.
    • Xiaojun Zhang
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

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

Patents Applicationslast 30 patents

  • Information Patent Application

    GROUND RAIL TRANSFER DEVICE AND GAUGE CHANGING SYSTEM
    • Publication number 20210395952
    • Publication date Dec 23, 2021
    • CRRC TANGSHAN CO., LTD.
    • Xiaojun ZHANG
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

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