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Akihisa Yoshikawa

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  • Soka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drive control valve for constant speed
    • Patent number 4,917,001
    • Issue date Apr 17, 1990
    • SMC Corporation
    • Akihisa Yoshikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Speed reducer for pneumatic actuator
    • Patent number 4,889,036
    • Issue date Dec 26, 1989
    • SMC Corporation
    • Akihisa Yoshikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL