ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,109, issued on Sept. 23, was assigned to The Boeing Co. (Arlington, Va.).

"System, method, and apparatus for minimizing aircraft cruise operational costs" was invented by Veeresh Kumar Masaru Narasimhulu (Bangalore, India), Chaitanya Pavan K. Aripirala (Bangalore, India) and Joost E. Koennen (Meppel, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is cruise altitude recommendation system and method for determining a cruise altitude recommendation for a particular aircraft. The method includes receiving flight plan information for an aircraft, generating an altitude recommendation plan during cruise operations for the air...