Patents by Inventor Yoshinori Ushifusa

Yoshinori Ushifusa 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).

  • Cross-rolling mill
    Patent number: 4727741
    Abstract: A rolling mill has upper and lower rolls with axes which cross each other. These two rolls are pivoted at ends diametrically opposite to each other. Only rolls chocks mounted at the non-pivoted ends of the rolls are allowed to be hydraulically moved the same distance in the same direction, i.e., the rolling direction or the reverse direction, in a symmetrical relation with respect to the center line of the rolling mill.
    Type: Grant
    Filed: March 24, 1986
    Date of Patent: March 1, 1988
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Yoshinori Ushifusa, Shinji Takubo, Toshihiro Fukuzaki