Patents by Inventor Yukio Ootsuka

Yukio Ootsuka 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).

  • Apparatus for cooling molten metal in a mold
    Patent number: 4585047
    Abstract: An apparatus for cooling the molten metal in a mold in order to cause directional solidification. The apparatus includes a pipe extending into a mold cavity, which is defined by a space between mold pieces, with cooling fluid flowing therethrough.
    Type: Grant
    Filed: February 1, 1984
    Date of Patent: April 29, 1986
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hiroshi Kawai, Yukio Ootsuka