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Noboru Otsuki

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow passage coupling unit
    • Patent number 4,967,999
    • Issue date Nov 6, 1990
    • Nippon Air Brake Kabushiki Kaisha
    • Noboru Otsuki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow passage coupling unit
    • Patent number 4,962,881
    • Issue date Oct 16, 1990
    • Nippon Air Brake K.K.
    • Noboru Otsuki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling used with automatic connecting and disconnecting device
    • Patent number 4,903,730
    • Issue date Feb 27, 1990
    • Nippon Air Brake Kabushiki Kaisha
    • Noboru Otsuki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...