TREA

Yasuo Okamoto

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas turbine blade
    • Patent number 4,992,026
    • Issue date Feb 12, 1991
    • Kabushiki Kaisha Toshiba
    • Fumio Ohtomo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve apparatus
    • Patent number 4,269,227
    • Issue date May 26, 1981
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Tatsuo Araki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...