Patents by Inventor Brent L. Bean

Brent L. Bean 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 target test board
    Patent number: 5319213
    Abstract: A thermal test target with a uniform surface temperature which can be used to characterize and measure thermal image degradation due to atmospheric propagation of the image radiation field. This thermal test target board produces very uniform spatial frequency patterns with near perfect transitions between hot and cold portions which do not change during the diurnal cycle and which are not impacted by environmental changes.
    Type: Grant
    Filed: April 6, 1992
    Date of Patent: June 7, 1994
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Wendell R. Watkins, Brent L. Bean, Peter D. Munding