Patents by Inventor James E. Monroe, Jr.

James E. Monroe, Jr. 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).

  • Thermionic energy converters
    Patent number: 4040903
    Abstract: A thermionic device for converting nuclear energy into electrical energy comprising a tubular anode spaced from and surrounding a cylindrical cathode, the cathode having an outer emitting surface of ruthenium, and nuclear fuel on the inner cylindrical surface. The nuclear fuel is a ceramic composition of fissionable material in a metal matrix. An axial void is provided to collect and contain fission product gases.
    Type: Grant
    Filed: September 3, 1974
    Date of Patent: August 9, 1977
    Assignee: The United States of America as represented by the United States Energy Research and Development Administration
    Inventor: James E. Monroe, Jr.