ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,724,427, issued on Sept. 1, was assigned to Wavefuture Robotics Technology (Suzhou) Co. Ltd. (Suzhou, China).

"Control method for robotic pool cleaner and robotic pool cleaner" was invented by Wenting Zhou (Suzhou, China), Hua Liu (Suzhou, China), Tianjie Cui (Suzhou, China) and Pengfei Lin (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a control method for a robotic pool cleaner and a robotic pool cleaner. When the robotic pool cleaner satisfies a wall-climbing condition, it climbs a wall to travel toward a waterline. During the wall-climbing process, when the robotic pool cleaner is partially or completely located in a fir...