Patents by Inventor Jean E. Giraud

Jean E. Giraud 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).

  • Compact device for controlling a motor unit which displaces a screening element
    Patent number: 5402047
    Abstract: A device for controlling a motor unit which displaces a screening unit which includes a power supply with at least one controlled electronic switch designed to feed a regulated electrical output to the motor unit and a control loop with a circuit which detects the difference between the value of the electrical output produced by the power supply and a reference value, and wherein the reference value is selected for the electrical output as a function of input signals received by the device.
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: March 28, 1995
    Assignee: SIMU
    Inventors: Rene G. Bresson, Thierry J. Genin, Jean E. Giraud