ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,824, issued on May 5, was assigned to GEOGRID INC. (Seongnam-si, South Korea).
"Real-time water quality monitoring device and method" was invented by Kihyun Kim (Namyangju-si, South Korea) and Jiha Yi (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A real-time water quality monitoring device may include: a pipe module having the shape of a pipe along which water flows; a first chamber module connected to the pipe module and having a pair of first opening and closing parts openable and closable according to a control signal; a second chamber module connected to the first chamber module through a second opening and closing part openab...