Patents by Inventor Alfred Dagenais

Alfred Dagenais 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).

  • Large scale display using leds
    Patent number: 5450301
    Abstract: A large scale display is made of several panels, each holding several display elements defined by LEDs. Preferably, each panel is arranged so that it can directly replace, both mechanically and electrically, a panel having incandescent bulbs as display elements.
    Type: Grant
    Filed: October 5, 1993
    Date of Patent: September 12, 1995
    Assignee: Trans-Lux Corporation
    Inventors: Thomas M. Waltz, Alfred Dagenais