TREA

Yoshio Asou

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Patents Grantslast 30 patents

  • Information Patent Grant

    Selector valve aggregate
    • Patent number 5,749,395
    • Issue date May 12, 1998
    • SMC Corporation
    • Bunya Hayashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Sealing rings for spool valves
    • Patent number 5,609,343
    • Issue date Mar 11, 1997
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic pilot type selector valve
    • Patent number 5,597,015
    • Issue date Jan 28, 1997
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Balanced type direct-acting electromagnetic valve
    • Patent number 5,535,783
    • Issue date Jul 16, 1996
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rail-mounted aggregate valve
    • Patent number 5,529,088
    • Issue date Jun 25, 1996
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spool type change-over valve
    • Patent number 5,447,176
    • Issue date Sep 5, 1995
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic valve
    • Patent number 5,441,233
    • Issue date Aug 15, 1995
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-solenoid type electromagnetic valve
    • Patent number 5,437,306
    • Issue date Aug 1, 1995
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tube coupling for fluidic apparatus
    • Patent number 5,415,437
    • Issue date May 16, 1995
    • SMC Corporation
    • Yoshio Asou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Changeover valve
    • Patent number 4,823,840
    • Issue date Apr 25, 1989
    • SMC Corporation
    • Seiji Kosugi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...