Patents by Inventor Alfredo Boni

Alfredo Boni 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).

  • Device for displaying a series of advertisements in a display window
    Patent number: 5488791
    Abstract: A device comprising a box having a transparent wall illuminated from the inside. The advertisements are joined to form a single flexible strip support which is wound and unwound between two parallel rollers. One of the rollers is fitted removably to the frame of the device, for enabling the support to be changed, and is rotated intermittently by an electric geared motor. The other roller is rotated by a torsion spring which provides for constantly tensioning the support.
    Type: Grant
    Filed: December 2, 1993
    Date of Patent: February 6, 1996
    Assignee: DIMA S.r.l.
    Inventor: Alfredo Boni