Patents by Inventor Patrick Tenaud

Patrick Tenaud 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).

  • A.C. electrical power supply system including a backup power supply equipped with an inverter operating in reversible mode
    Patent number: 5221862
    Abstract: A first control loop enables the inverter to be made to operate as a current generator when it recharges the batteries of a back-up power supply. Two other control loops enable the inverter to compensate on the one hand the harmonics, and on for other hand for the reactive part of the current absorbed by the load, when the inverter is on stand-by.
    Type: Grant
    Filed: September 24, 1991
    Date of Patent: June 22, 1993
    Assignee: Merlin Gerin
    Inventors: Jean-Noel Fiorina, Patrick Tenaud