ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,662, issued on March 24, was assigned to LUXEMBOURG INSTITUTE OF SCIENCE AND TECHNOLOGY (LIST) (Esch-sur-Alzette, Luxembourg).

"Electro-caloric and/or pyroelectric heat exchanger with an improved housing" was invented by Emmanuel Defay (Esch-sur-Alzette, Luxembourg), Mathieu Gerard (Esch-sur-Alzette, Luxembourg) and Alvar Torello Massana (Esch-sur-Alzette, Luxembourg).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heat exchanger comprising at least two substrates made of electro-caloric and/or pyroelectric material and stacked one on the other so as to form between the at least two substrates and at least one channel for a fluid; at least two elec...