Patents by Inventor John E. Gutzwiller

John E. Gutzwiller 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).

  • Dandy roll with a grid of diamond shapes
    Patent number: 5932071
    Abstract: Paper bearing a unique watermark having a grid pattern of translucent lines and repeating translucent diamond shapes at alternating intersections of the lines produced using a dandy roll in which the outer grid comprises a rectangular grid pattern where alternate intersections are provided with substantially diamond shapes.
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: August 3, 1999
    Assignee: The Mead Corporation
    Inventors: Richard C. Stielow, Jeffrey R. Miller, John E. Gutzwiller, Kathy A. Merckx, Mark P. Kleman, Mark S. Johnston
  • Sheet of paper with a watermark
    Patent number: D404423
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: January 19, 1999
    Assignee: The Mead Corporation
    Inventors: Richard C. Stielow, Jeffrey R. Miller, John E. Gutzwiller, Kathy A. Merckx, Mark P. Kleman
  • Surface pattern for a dandy roll screen
    Patent number: D427219
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: June 27, 2000
    Assignee: The Mead Corporation
    Inventors: Richard C. Stielow, Jeffrey R. Miller, John E. Gutzwiller, Kathy A. Merckx, Mark R. Kleman, Mark S. Johnston