Patents by Inventor Paul L. Doyle

Paul L. Doyle 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).

  • Heating pad
    Patent number: D365640
    Type: Grant
    Filed: June 13, 1994
    Date of Patent: December 26, 1995
    Inventors: Paul L. Doyle, Virginia B. Vorndam