Patents by Inventor Tatsuya Hohda

Tatsuya Hohda 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).

  • Structural member made of titanium alloy having embedded beta phase of different densities and hard metals
    Patent number: 5139585
    Abstract: A structural member made of titanium or titanium alloy has a metal structure at its surface layer portion formed of a plurality of kinds of .beta.-phases of different characteristics which are present in combination.
    Type: Grant
    Filed: August 7, 1990
    Date of Patent: August 18, 1992
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Naoya Watanabe, Tatsuya Hohda, Toshio Tokune, Yoshihiko Wajima