Patents by Inventor Hitoshi Ogo

Hitoshi Ogo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for manufacturing amorphous metal ribbon
    Patent number: 5765625
    Abstract: A method and apparatus for manufacturing an amorphous metal ribbon provides the following: jetting a molten metal from a nozzle, which has a slit-shaped opening, to a cooling roll, which rotates at a high speed, so as to form a puddle on the cooling roll; and spreading the puddle for rapid solidification. Additionally, the present invention provides at a position upstream from the puddle in a direction opposite the direction of rotation of the cooling roll, cleaning the surface of the cooling roll by blowing carbon dioxide gas to which ultrasonic vibration is applied.
    Type: Grant
    Filed: December 4, 1996
    Date of Patent: June 16, 1998
    Assignee: Kawasaki Steel Corporation
    Inventors: Masao Yukumoto, Kensuke Matsuki, Nobuo Shiga, Hitoshi Ogo