TREA

Tadasuke Ohtomo

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  • Hino, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for throwing down concrete
    • Patent number 4,332,516
    • Issue date Jun 1, 1982
    • Kajima Corporation
    • Yasushi Nakahara
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tremie tube
    • Patent number 4,129,008
    • Issue date Dec 12, 1978
    • Kajima Kensetsu Kabushiki Kaisha
    • Yasushi Nakahara
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING