Patents by Inventor William P. DeFazio

William P. 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).

  • Surround-sound speaker stand
    Patent number: D434028
    Type: Grant
    Filed: November 15, 1999
    Date of Patent: November 21, 2000
    Inventor: William P. DeFazio