Patents by Inventor Masakzau Hirano

Masakzau Hirano 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).

  • Cooling system for press quenching and method for press quenching with said cooling system
    Publication number: 20020170330
    Abstract: A cooling system capable of adequately press-quenching an extruded product of heat-treatable aluminum alloy immediately after extrusion without causing deformation and warpage in its cross section.
    Type: Application
    Filed: March 14, 2002
    Publication date: November 21, 2002
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Toshiyuki Meki, Hitoshi Kawai, Toshiyuki Kobayashi, Masakzau Hirano