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Hiromi NISHIZONO

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  • Tokyo, JP
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Patents Applicationslast 30 patents

  • Information Patent Application

    PRESTRESSED CONCRETE
    • Publication number 20220267222
    • Publication date Aug 25, 2022
    • HPC OKINAWA CO., LTD.
    • Masaki AHAGON
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    PRESTRESSED CONCRETE FOR NON-PRIMARY STRUCTURAL MEMBERS
    • Publication number 20170198478
    • Publication date Jul 13, 2017
    • HPC OKINAWA CO., LTD.
    • Masaki AHAGON
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES