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Hideyo Kato

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulique drive device
    • Patent number 6,244,048
    • Issue date Jun 12, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Sotaro Tanaka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive system
    • Patent number 5,873,245
    • Issue date Feb 23, 1999
    • Hitachi Construction Machinery Co., Ltd.
    • Hideyo Kato
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Flow control system
    • Patent number 5,460,001
    • Issue date Oct 24, 1995
    • Hitachi Construction Machinery Co., Ltd.
    • Hideyo Kato
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Flow control valve apparatus
    • Patent number 4,813,447
    • Issue date Mar 21, 1989
    • Hitachi Construction Machinery Co., Ltd.
    • Ken Ichiryu
    • G05 - CONTROLLING REGULATING