TREA

Masahiro Yasuoka

Follow

Person

  • Hirakata, JA
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary valve
    • Patent number 4,024,890
    • Issue date May 24, 1977
    • Kuboto Tekko Kabushiki Kaisha
    • Masahiro Yasuoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Butterfly valve apparatus
    • Patent number 4,008,877
    • Issue date Feb 22, 1977
    • Kubota, Ltd.
    • Masahiro Yasuoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Butterfly valve apparatus
    • Patent number 4,007,910
    • Issue date Feb 15, 1977
    • Kubota, Ltd.
    • Masahiro Yasuoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...