Patents by Inventor Robert M. Corwin

Robert M. Corwin 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).

  • System and method for shutting off an optical energy source in a communication system having optical amplifiers
    Patent number: 6344915
    Abstract: The present invention provides a system and method for intelligently shutting down an optical energy source in a communication system having optical amplifiers upon detection of a system failure.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: February 5, 2002
    Assignee: Ciena Corporation
    Inventors: Stephen B. Alexander, Cecil D. Smith, Roy C. Litz, Robert M. Corwin, John L. Shanton, III, Donald T. Newman