ALEXANDRIA, Va., July 14 -- United States Patent no. 12,677,737, issued on July 14, was assigned to TECHTRONIC CORDLESS GP (Anderson, S.C.).

"Lawnmowers" was invented by Jonathan Feldkamp (Anderson, S.C.), Shuai Shao (Simpsonville, S.C.), Nikolas Mika (Anderson, S.C.), Stephen Frost (Williamston, S.C.), Denis Ogiyenko (Greenville, S.C.), Grzegorz Kondro (Piedmont, S.C.), Matt Lambert (Seneca, S.C.) and Joseph Aydt (Anderson, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Lawnmowers are provided. A lawnmower includes a frame; a walking element coupled to the frame; a motor selectively powering the walking element; and a user interface comprising a joystick configured to control a direction of travel, a s...