ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,784,172, issued on Nov. 3, was assigned to RTX Corp. (Farmington, Conn.).

"Methods for indication classification in thermal acoustic imaging inspection" was invented by Yiqing Lin (Farmington, Conn.), Ozgur Erdinc (Farmington, Conn.), Kin Gwn Lore (Farmington, Conn.), Bruno Abreu Calfa (Farmington, Conn.), Hongyu Zhu (Farmington, Conn.), David A. Raulerson (Farmington, Conn.), Ningli Yang (Farmington, Conn.) and Amit Surana (Farmington, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods are used by a thermal acoustic imaging (TAI) inspection system to identify potential defects within a component scanned, such as an engine fan blade. The inspec...