Patents by Inventor Raymond M. Brosillon

Raymond M. Brosillon 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 controlling the light intensity of a fluorescent tube fed from a D.C. voltage
    Patent number: 4529913
    Abstract: A device for controlling the luminous intensity of a fluorescent tube supplied with a direct voltage comprises a stabilized supply, a ramp generator, a modulator receiving the ramp signal responsive to a control means sending thereto a voltage for generating a chopped signal whose chopping rate is determined by the control means. The signal is sent to the converter of the tube through an interface circuit. The device is applicable to the regulation of the intensity of tubes on an airship, automobile or portable lamp.
    Type: Grant
    Filed: November 27, 1984
    Date of Patent: July 16, 1985
    Assignee: Precision Mecanique Labinal
    Inventor: Raymond M. Brosillon