TREA

Chikara Sato

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wall-crawling machine
    • Patent number 4,828,059
    • Issue date May 9, 1989
    • Babcock-Hitachi Kabushiki Kaisha
    • Shinji Naito
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Piping travelling apparatus
    • Patent number 4,770,105
    • Issue date Sep 13, 1988
    • Hitachi, Ltd.
    • Atsushi Takagi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Chain-like self-moving robot and control system therefor
    • Patent number 4,621,532
    • Issue date Nov 11, 1986
    • Hitachi, Ltd.
    • Atsushi Takagi
    • B08 - CLEANING
  • Information Patent Grant

    Multiarticulated manipulator
    • Patent number 4,566,843
    • Issue date Jan 28, 1986
    • Hitachi, Ltd.
    • Nobuyoshi Iwatsuka
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS