ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,447, issued on March 24, was assigned to RTX Corp. (Farmington, Conn.).

"Gas turbine engine compressor arrangement" was invented by Karl L. Hasel (Manchester, Conn.), Joseph B. Staubach (Colchester, Conn.), Brian D. Merry (Andover, Conn.), Gabriel L. Suciu (Glastonbury, Conn.) and Christopher M. Dye (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas turbine engine includes, among other things, a propulsor section including a propulsor, a core engine, a gear arrangement that drives the propulsor. A compressor section includes a first compressor and a second compressor. A turbine section includes a first turbine and a second turbine. An ...