Patents by Inventor Michael Crall

Michael Crall 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 demonstrating
    Patent number: 5479516
    Abstract: An automated display demonstrates a loudspeaker in response to selections by a potential customer. The display permits accessible storage of the demonstrating loudspeakers.
    Type: Grant
    Filed: May 13, 1993
    Date of Patent: December 26, 1995
    Assignee: Bose Corporation
    Inventors: Joseph A. Damato, Michael Crall