ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,646, issued on March 18, was assigned to The Boeing Co. (Arlington, Va.).

"System for refining a six degrees of freedom pose estimate of a target object" was invented by William K Leach (Castro Valley, Calif.), Leon Nguyen (Santa Ana, Calif.), Fan Hung (Woodland Hills, Calif.), Yang Chen (Westlake Village, Calif.), Deepak Khosla (Camarillo, Calif.) and Haden H. Smith (Topanga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for refining a six degrees of freedom pose estimate of a target object based on a one-dimensional measurement includes a camera and a range-sensing device. The range-sensing device is configured to determine an ac...