ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,564, issued on July 29, was assigned to TECHTRONIC CORDLESS GP (Anderson, S.C.).
"Outdoor surface cleaning apparatus with spray mechanism" was invented by Wai Chung Lee (Kwai Chung, China), Koon For Chung (Kwai Chung, China), Weiwei An (Dongguan, China) and Wai For Wong (Kwai Chung, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An outdoor cleaning device configured to clean outdoor surfaces using a variety of fluids and techniques. The outdoor cleaning device includes a brush head, a motor and a transmission for providing a driving force to the brush head, a fluid tank for storing a fluid (e.g., a cleaning solution or detergent), and a contro...