Patents by Inventor Keith T. Lesbirel

Keith T. Lesbirel 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: D331313
    Type: Grant
    Filed: September 18, 1989
    Date of Patent: December 1, 1992
    Assignee: Dunlop Limited
    Inventor: Keith T. Lesbirel