TREA

Noriyuki Ando

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing device
    • Patent number 6,783,129
    • Issue date Aug 31, 2004
    • Hitachi Construction Machinery Co., Ltd.
    • Hideki Akita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing device
    • Publication number 20030102635
    • Publication date Jun 5, 2003
    • Hideki Akita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING