Patents by Inventor Andre Peyrache

Andre Peyrache 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).

  • Programmable logic controller with provisions for safety systems
    Patent number: 6711698
    Abstract: A controller and a method for operating the controller is disclosed. The controller, in response to a detected Ethernet network error, performs the steps of determining whether a communication error has occurred, notifying the controller that an error has occurred, stopping normal controller operation, and executing fail safe routine.
    Type: Grant
    Filed: July 7, 2000
    Date of Patent: March 23, 2004
    Assignee: Schneider Automation Inc.
    Inventors: Alain Marbach, Andre Peyrache, Richard A. Baker, Dennis J. W. Dube