TREA

Koji Takeshita

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  • Takasago, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shaft seal and turbine using the same
    • Patent number 6,343,792
    • Issue date Feb 5, 2002
    • Mitsubishi Heavy Industries, Ltd.
    • Tanehiro Shinohara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vibration suppressing sealing device for a rotary machine
    • Patent number 4,660,838
    • Issue date Apr 28, 1987
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Kazuso Katayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES