Ping An

Person

  • Beijing, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Lithium ion battery

    • Patent number 7,704,637
    • Issue date Apr 27, 2010
    • Jianzhong Yan
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents