Akihiko Okamura

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Ventilator for elevator cage

    • Patent number 5,460,570
    • Issue date Oct 24, 1995
    • Kabushiki Kaisha Toshiba
    • Akihiko Okamura
    • B66 - HOISTING LIFTING HAULING