ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,223, issued on April 8, was assigned to WYBOTICS Co. LTD. (Tianjin, China).
"Underwater debris suction apparatus" was invented by Qian Yu (Tianjin, China), Pu Cen (Tianjin, China), Cuixiao Geng (Tianjin, China) and Liangliang Xu (Tianjin, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An underwater debris suction apparatus includes a power device and a filter device. The power device includes a suction component and a power drive device configured to provide power for the suction component. The underwater debris suction apparatus further includes a collection device, and the upper end of the collection device is provided with an opening. The s...