Sayuri Nakamura

Person

  • Hyogo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Concrete admixture

    • Patent number 5,911,820
    • Issue date Jun 15, 1999
    • Kao Corporation
    • Haruyuki Satoh
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES