Yongjiang LI

Person

  • Wuhan, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad car wheel truck

    • Patent number 8,689,701
    • Issue date Apr 8, 2014
    • CSR Yangtze Co., Ltd.
    • Mingdao Sun
    • B61 - RAILWAYS
  • Information Patent Grant

    Railroad car wheel truck

    • Patent number 8,683,927
    • Issue date Apr 1, 2014
    • CSR Yangtze Co., Ltd.
    • Mingdao Sun
    • B61 - RAILWAYS

Patents Applicationslast 30 patents

  • Information Patent Application

    RAILROAD CAR WHEEL TRUCK

    • Publication number 20130055922
    • Publication date Mar 7, 2013
    • CSR YANGTZE CO., LTD.
    • Mingdao SUN
    • B61 - RAILWAYS
  • Information Patent Application

    RAILROAD CAR WHEEL TRUCK

    • Publication number 20130047882
    • Publication date Feb 28, 2013
    • CSR YANGTZE CO., LTD.
    • Mingdao SUN
    • B61 - RAILWAYS