ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,286, issued on March 18, was assigned to Nokia Technologies Oy (Espoo, Finland).
"Cooling apparatus" was invented by Phil Catton (Cambridge, Great Britain), Christopher Wright (London) and Wai Lau (London).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to various, but not necessarily all, examples of the disclosure there is provided an apparatus comprising: one or more portions of material configured to vibrate at one or more ultrasonic frequencies when the material is positioned within a varying magnetic field; and wherein the one or more portions of material configured to vibrate at one or more ultrasonic frequencies are positioned so th...