Patents by Inventor Shinji Yamashiro

Shinji Yamashiro 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).

  • Mechanism for work pickup in an injection molding apparatus
    Patent number: 5061169
    Abstract: An injection molding apparatus includes first and second injection molding units, which are juxtaposed, for independently executing injection molding operations, and a placing station which is disposed between the first and second injection molding units, and to which a used injection-molding metal mold detached from each of the first and second injection molding units is conveyed to be commonly placed thereon.
    Type: Grant
    Filed: July 18, 1989
    Date of Patent: October 29, 1991
    Assignee: Mazda Motor Corporation
    Inventors: Shinji Yamashiro, Takanori Hara