Patents by Inventor Michael L. Cone

Michael L. Cone 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).

  • Document case
    Patent number: D377049
    Type: Grant
    Filed: September 15, 1994
    Date of Patent: December 31, 1996
    Inventors: James T. M. Guyer, Michael L. Cone
  • Document case
    Patent number: D397721
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: September 1, 1998
    Inventors: James T. M. Guyer, Michael L. Cone