Patents by Inventor Kay Illingworth

Kay Illingworth 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: D389378
    Type: Grant
    Filed: December 26, 1996
    Date of Patent: January 20, 1998
    Inventor: Kay Illingworth