Ramjet device
David H. Sloan
U.S. Patent 3,002,351. October 1961

Traveling-wave tube
Charles K. Birdsall and George R. Brewer
U.S. Patent 2,985,793. May 1961

Binary digital computer with magnetic drum storage
Harry D. Huskey
U.S. Patent 2,982,472. May 1961

Automatic gain control circuit utilizing variable capacitance
Glenn C. Bacon
U.S. Patent 2,982,822. May 1961

Ramjet device
David H. Sloan
U.S. Patent 2,981,065. April 1961

High frequency energy interchange device
Charles K. Birdsall and Curtis C. Johnson
U.S. Patent 2,976,456. March 1961

High frequency energy interchange device
Charles K. Birdsall and Ward A. Harman
U.S. Patent 2,976,455. March 1961

High frequency energy interchange device
Charles K. Birdsall and Curtis C. Johnson
U.S. Patent 2,976,454. March 1961

Beam control device
Charles Susskind
U.S. Patent 2,975,317. March 1961

High-power magnetron
David H. Sloan
U.S. Patent 2,971,122. February 1961