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Masaaki Andou

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  • Tsuchiura-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic control device for working vehicle
    • Patent number 9,175,456
    • Issue date Nov 3, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Takeshi Kobayashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC CONTROL DEVICE FOR WORKING VEHICLE
    • Publication number 20130125539
    • Publication date May 23, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Takeshi Kobayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING