ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,690, issued on Feb. 17, was assigned to Guangdong Yimi Environmental Technology Co. Ltd. (Dongguan, China).
"Water purifier" was invented by Qisong Zhou (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a water purifier including a membrane shell for installation and fixation, and a locking mechanism for locking and preventing loosening of a first class and a second class filter elements; a bottom surface of the membrane shell is provided with two first class filter element mounting seats, the first class filter element is connected to the first class filter element mounting seat by threads; one side of...