ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,740, issued on April 22, was assigned to THE UNIVERSITY OF CHICAGO.

"Non-linear parametric device including a superconductive millimeter-wave resonator exhibiting non-linear kinetic inductance and method for non-linear wave generation" was invented by David I. Schuster (Chicago), Aziza Suleymanzade (Cambridge, Mass.), Jonathan Simon (Chicago) and Alexander Vladimir Anferov (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nonlinear parametric device includes a planar substrate and a millimeter-wave resonator formed from superconductive material deposited on the planar substrate. When the resonator is cooled below a critical temperature, it ex...