Patents by Inventor Robert A. Shultz

Robert A. Shultz 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).

  • Glass container inspection machine
    Patent number: 6621573
    Abstract: A machine for inspecting the wall of a bottle having a surface decoration made up of lines. A two dimensional camera receives a transmitted image of the surface decoration and a computer scans the pixels to determine an area of selected pixels in which a selected pixel threshold is located. The aspect ratio of the area of selected pixels is determined and a bottle reject signal is issued in the event that the determined aspect ratio exceeds a predetermined value.
    Type: Grant
    Filed: February 27, 2001
    Date of Patent: September 16, 2003
    Assignee: Emhart Glass, S.A.
    Inventors: Robert A. Shultz, William J. Furnas