Patents by Inventor Ernest M. Vance

Ernest M. Vance 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: D305590
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: January 23, 1990
    Inventor: Ernest M. Vance