ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,394, issued on June 23, was assigned to FREUDENBERG APOLLO FILTRATION TECHNOLOGIES Co. LTD. (Foshan, China).

"Filter element assembly and water purifier" was invented by Liren Wang (Foshan, China), Xiaochun Pi (Foshan, China), Kaihua Xuan (Foshan, China), Jingbin Pan (Foshan, China) and Feng Li (Foshan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A filter element assembly and a water purifier. The filter element assembly includes: a first housing having a first water port, a second water port, a third water port, and a fourth water port; a first filter element having a first water channel and a second water channel; a second housing; a seco...