ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,235, issued on Jan. 20, was assigned to Shenzhen Seauto Technology Co. Ltd. (Guangdong, China).
"Swimming pool robot with double drain pipes and its control method" was invented by Zhuoming Deng (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A swimming pool robot with double drain pipes comprising a vehicle body, an outer filter screen and an internal filter screen; the outer filter screen is detachably disposed in the vehicle body, the inner filter screen is detachably disposed in the outer filter screen, an outer wall of the inner filter screen and an inner wall of the outer filter screen, and/or an inner wall of the internal filt...