Patents by Inventor Stephen A. Zbytowski

Stephen A. Zbytowski 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: 7610107
    Abstract: The present invention relates to an intermediate module capable of being implemented in conjunction with a safety isolation system, as well as a control system employing such an intermediate module and related operational method. In one embodiment, the intermediate module includes a first input terminal capable of receiving a first signal from an additional device that is at least one of the safety isolation system and another device, and a first output terminal capable of providing a second signal to a controlled device. The intermediate module additionally includes at least one safety relay circuit that receives at least one of the first signal and a first intermediate signal based upon the first signal, and that generates in response at least one of the second signal and a second intermediate signal upon which the second signal is based. The safety relay circuit includes at least one redundant circuit component.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: October 27, 2009
    Assignee: Rockwell Automation Technologies, Inc.
    Inventors: Michael R. Scharnick, Stephen A. Zbytowski