Patents by Inventor William D. Piercy

William D. Piercy 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).

  • Loudspeaker basket
    Patent number: D282065
    Type: Grant
    Filed: October 17, 1983
    Date of Patent: January 7, 1986
    Assignee: TRU-DIE, Inc.
    Inventor: William D. Piercy