Patents by Inventor James W. Baughn

James W. Baughn 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).

  • Thermal tuft fluid flow investigation apparatus with a color alterable thermally responsive liquid crystal layer
    Patent number: 5963292
    Abstract: A heat transfer-based surface flow visualization method and device that uses a temperature sensitive material to detect advection along a substrate upon application of heat and air flow and thereby provides a surface flow pattern. The present invention includes the capability of providing surface flow patterns for positions of flow separation, reversal of flow and transition flow and is non-intrusive and more cost effective than known methods.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: October 5, 1999
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Richard B. Rivir, James W. Baughn, Jessica L. Townsend, Robert J. Butler, Aaron R. Byerley