Patents by Inventor John L. Altamura

John L. Altamura 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).

  • Columnar speaker cabinet
    Patent number: D442161
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: May 15, 2001
    Assignee: Audioartf/x, Inc.
    Inventor: John L. Altamura