ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,384,515, issued on Aug. 12, was assigned to HAMILTON SUNDSTRAND Corp. (Charlotte, N.C.).

"Airfoil formed of thermally adaptive materials and a thermoelectric junction" was invented by Viktor Kilchyk (Lancaster, N.Y.) and Brent J. Merritt (Southwick, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An airfoil having: a composition gradient defining a first coefficient of thermal expansion and a second coefficient of thermal expansion that differs from the first coefficient of thermal expansion; and a thermoelectric junction operationally coupled to the composition gradient, wherein the composition gradient is formed of either of a plurality of dissim...