Beam focusing by acoustic waves
John R. Whinnery
U.S. Patent 3,516,731. June 1970

Backward-wave amplifier
Malcolm R. Currie and John R. Whinnery
U.S. Patent 2,955,226. October 1960

Backward-wave oscillator mixer
John Roy Whinnery
U.S. Patent 2,748,268. May 1956

High frequency electric discharge device
Hugh W. Jamieson and John R. Whinnery
U.S. Patent 2,601,025. June 1952

Wave guide system
John R. Whinnery
U.S. Patent 2,422,058. June 1947

Ultra high frequency system
John R. Whinnery
U.S. Patent 2,404,261. July 1946