Patents by Inventor John A. Lutfey

John A. Lutfey 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: D378009
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: February 18, 1997
    Inventors: Kevin P. Sullivan, John A. Lutfey