Patents by Inventor Steven E. Allen

Steven E. Allen 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).

  • Reduction of radar cross-section of a wind turbine
    Patent number: 9404371
    Abstract: The various technologies presented herein relate to formation of a wind turbine blade having a reduced radar signature in comparison with a turbine blade fabricated using conventional techniques. Various techniques and materials are presented to facilitate reduction in radar signature of a wind turbine blade, where such techniques and materials are amenable for incorporation into existing manufacturing techniques without degradation in mechanical or physical performance of the blade or major alteration of the blade profile.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 2, 2016
    Assignee: Sandia Corporation
    Inventors: Jacob Jeremiah McDonald, Billy C. Brock, Paul G. Clem, Hung Loui, Steven E. Allen
  • Control of reflected electromagnetic fields at an IFSAR antenna
    Patent number: 6661368
    Abstract: A system for reducing multi-path reflections from adjacent metal objects which cause distortion in an IFSAR includes a reflective cone extending between the top of the IFSAR and the skin of its aircraft, and a reflective shroud surrounding the IFSAR. Each of these components may be coated with radar absorbing material.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: December 9, 2003
    Assignee: Sandia Corporation
    Inventors: Steven E. Allen, Billy C. Brock