Patents by Inventor Christopher M. Pettigrew

Christopher M. Pettigrew 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: 8707099
    Abstract: A dynamic cue signal generator and method for processing one or more input and output signals to synchronize the operation of one or more associated machines and includes processes for creating a signal delay between receiving an input signal and issuing an output signal, for conditioning an input signal to produce an output signal with required parameters, for producing a plurality of outputs signals, for filling in undetected cues in an input signal to create a filled-in output signal, for filtering noise from an input signal to generate a noiseless output signal, and for generating an error output signal to indicate that an unusual event occurs in an input signal.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: April 22, 2014
    Assignee: DST Output West, LLC
    Inventors: Brett J. Flickner, Charles E. Preston, Daniel M. Saldana, Charles B. Clupper, Christopher M. Pettigrew