Patents by Inventor Francis J. DeFazio

Francis J. DeFazio 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: D324186
    Type: Grant
    Filed: September 26, 1989
    Date of Patent: February 25, 1992
    Inventor: Francis J. DeFazio