Patents by Inventor Shu W. Yip

Shu W. Yip 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).

  • Extrusion dies
    Patent number: 4516926
    Abstract: A die for the extrusion of pasta or other paste-like foodstuff material, which is made up in two parts one being inserted into the other, the two parts between them defining a series of apertures the cross-sectional shape of each of which defines the shape of the extruded material. A portion of each aperture is defined by one of the parts so that when the parts are disassembled the parts of the apertures are readily accessible for cleaning and the removal of unextruded material.
    Type: Grant
    Filed: July 13, 1983
    Date of Patent: May 14, 1985
    Assignee: Breville Holdings Pty. Limited
    Inventor: Shu W. Yip