Patents by Inventor Akio Deguchi

Akio Deguchi 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 for toughening treatment of metallic material
    Patent number: 4140553
    Abstract: A method for providing a toughening treatment for metallic material in which the metallic material is subjected to a transformation super-plastic treatment by applying a mechanical load to said material while placing the same under a triangular-wave temperature cycle passing over a transformation point of the metallic material.
    Type: Grant
    Filed: March 10, 1977
    Date of Patent: February 20, 1979
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventor: Akio Deguchi
  • Method for toughening treatment of metallic material
    Patent number: 4045254
    Abstract: A method for providing a toughening treatment for metallic material is herein described, which method is characterized in that the metallic material is subjected to a transformation super-plastic treatment by applying a mechanical load to said material while placing the same under a triangular-wave temperature cycle passing over a transformation point.
    Type: Grant
    Filed: December 30, 1974
    Date of Patent: August 30, 1977
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventor: Akio Deguchi