Patents by Inventor Wilkin W. Tang

Wilkin W. Tang 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).

  • Nonlinear transmission line based electron beam density modulator
    Patent number: 9685296
    Abstract: An apparatus for modulating the density of an electron beam as it is emitted from a cathode, comprised of connecting a source of pulsed input power to the input end of a nonlinear transmission line and connecting the output end directly to the cathode of an electron beam diode by a direct electrical connection.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: June 20, 2017
    Assignee: THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE
    Inventors: Brad Winston Hoff, David Michael French, Donald A. Shiffler, Susan L. Heidger, Wilkin W. Tang
  • Nonlinear transmission line modulated electron beam emission
    Patent number: 8766541
    Abstract: A method to modulate the density of an electron beam as it is emitted from a cathode, the method comprised of connecting a source of pulsed input power to the input end of a nonlinear transmission line and connecting the output end directly to the cathode of an electron beam diode by a direct electrical connection.
    Type: Grant
    Filed: September 26, 2011
    Date of Patent: July 1, 2014
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Brad W. Hoff, David M. French, Donald A. Shiffler, Susan L. Heidger, Wilkin W. Tang