ALEXANDRIA, Va., July 16 -- United States Patent no. 12,356,892, issued on July 15, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Electric riding lawn mower" was invented by Qian Liu (Nanjing, China), Toshinari Yamaoka (Nanjing, China), Zhen Wang (Nanjing, China) and Fangjie Nie (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first stra...