Patents by Inventor Robert C. Shepardson

Robert C. Shepardson 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).

  • Engine test and display apparatus
    Patent number: 4125894
    Abstract: The disclosure describes an improved automated engine diagnosing device employing a digital data processor computer and a cathode ray tube display monitor which displays engine parameter (i.e., condition) values in alphabetic, numeric, and graphical form. Some data is accumulated from the engine by means of direct digital measurements, whereas other data is obtained from the engine by an analog-to-digital converter. The data is then processed by the computer and displayed on the cathode ray tube display monitor.
    Type: Grant
    Filed: May 18, 1977
    Date of Patent: November 14, 1978
    Assignee: Sun Electric Corporation
    Inventors: Aloysius T. Cashel, Frank Perna, Gerald C. Trussell, Alfred C. D'Souza, Richard A. Karlin, James R. Caruth, Gary L. Van Ermen, Robert W. Arnston, Gary F. Comiskey, Frederick R. Borgens, Keith A. Kreft, Arthur Damm, Dennis C. Sienaski, Robert C. Shepardson, Yam C. Leung, Thomas M. Jankowski
  • System for decoding bar code
    Patent number: 4056710
    Abstract: A system for decoding encoded character information characterized by a plurality of bars of alternating light reflective characteristics of one or more widths in applications such as reader/scanner systems utilizing a decision tree technique that enables decoding to take place on line in real time.
    Type: Grant
    Filed: April 16, 1976
    Date of Patent: November 1, 1977
    Assignee: Coherent Radiation
    Inventors: Robert C. Shepardson, Michael E. Watts