TREA

Hayato Kato

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Patents Grantslast 30 patents

  • Information Patent Grant

    Inorganic porous body and method for producing the same
    • Patent number 5,843,857
    • Issue date Dec 1, 1998
    • Aisin Takaoka Co., Ltd.
    • Hayato Kato
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Soil conditioner
    • Patent number 5,779,789
    • Issue date Jul 14, 1998
    • Aisin Takaoka Co., Ltd.
    • Hayato Kato
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES