Patents by Inventor John T. Voedisch

John T. Voedisch 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).

  • Knurling tool
    Patent number: 4584861
    Abstract: A composite assembly knurling tool for forming uniformly-spaced horizontal serrations continuous across the surface of a metal flake producing drum is disclosed. The knurling tool comprises an alternating array of spacer and forming discs substantially conforming to the contour of the metal flake producing drum.
    Type: Grant
    Filed: July 3, 1984
    Date of Patent: April 29, 1986
    Assignee: Battelle Development Corporation
    Inventors: Benjamin M. Bartilson, Richard D. Kreachbaum, Thomas A. Pettenski, John T. Voedisch