Patents by Inventor James E. McMahon

James E. McMahon 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).

  • Patent number: D315447
    Type: Grant
    Filed: May 18, 1988
    Date of Patent: March 19, 1991
    Inventor: James E. McMahon