Patents by Inventor Regis Dufrenne

Regis Dufrenne 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).

  • Patent number: 4806924
    Abstract: The present invention relates to an advertising information display system comprising a device for starting the display of the advertising information on certain elements of the display panels; a computer device receiving information from the output of the various infrared radiation pick-ups emitting logic signals towards the display monitoring and control device associated with each panel to cause the displacement of the message on the display panel elements in accordance with the movements of the camera.
    Type: Grant
    Filed: June 21, 1985
    Date of Patent: February 21, 1989
    Inventors: Daniel Giraud, Regis Dufrenne, Jean Charron