ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,158, issued on May 26, was assigned to Boston Dynamics Inc. (Waltham, Mass.).

"Stair identification and traversal" was invented by Adam Komoroski (Waltham, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of identifying stairs from footfalls includes receiving a plurality of footfall locations of a robot traversing an environment. Each respective footfall location indicates a location where a leg of the robot contacted a support surface. The method also includes determining a plurality of candidate footfall location pairs based on the plurality of footfall locations. The candidate footfall location pair includes a first and a second cand...