Patents by Inventor Akihiro Saoka

Akihiro Saoka 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 of rolling shaped steel members having flanges and apparatus therefor
    Patent number: 3968672
    Abstract: A method of rolling shaped steel members having flanges by a universal rolling mill, wherein the to-be-rolled material is so guided as to make the center of the width of the flanges nearly level with the pass line of the universal rolling mill before the biting of the to-be-rolled material by the working rolls; and the vertical rolls are made to contact the flanges of the to-be-rolled material at or before the position at which the horizontal rolls contact the web of the to-be-rolled material.
    Type: Grant
    Filed: December 3, 1974
    Date of Patent: July 13, 1976
    Assignee: Nippon Steel Corporation
    Inventors: Yoshiro Kamogawa, Akihiro Saoka