ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,382,831, issued on Aug. 5, was assigned to UNIVERSITY OF MALTA (Msida, Malta).

"Multilevel thermoelectric cooling stack with thermal guard rings" was invented by Marc Anthony Azzopardi (San Gwann, Malta), Andre Micallef (Birbirkara, Malta) and Alec Fenech (Swieqi, Malta).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multilevel thermoelectric cooling (TEC) stack channels thermal power away from an element to be cooled which is mounted on a substrate such as a circuit board and may generate an intrinsic heat load. The TEC stack has an inner TEC level which is in direct or indirect thermal contact with the element and an outer TEC level. At least one of t...