TREA

Kazutoshi Ohta

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  • Inazawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing a decorative sheet
    • Patent number 4,666,743
    • Issue date May 19, 1987
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Elevator control apparatus
    • Patent number 4,653,611
    • Issue date Mar 31, 1987
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Elevator hoisting device
    • Patent number 4,570,753
    • Issue date Feb 18, 1986
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Buffer device for elevator
    • Patent number 4,515,248
    • Issue date May 7, 1985
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Elevator winding device
    • Patent number 4,465,161
    • Issue date Aug 14, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Crime prevention apparatus for elevators
    • Patent number 4,460,066
    • Issue date Jul 17, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Electric elevator car driving device
    • Patent number 4,434,873
    • Issue date Mar 6, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Panel for elevator
    • Patent number 4,433,023
    • Issue date Feb 21, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazutoshi Ohta
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Traction machine of elevator
    • Patent number 4,172,509
    • Issue date Oct 30, 1979
    • Mitsubishi Denki Kabushiki Kaisha
    • Akira Miyagi
    • B66 - HOISTING LIFTING HAULING