Hideki Tanaka

Person

  • Wakayama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Cement admixture

    • Patent number 4,586,960
    • Issue date May 6, 1986
    • Kao Corporation
    • Masanori Iizuka
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES