ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,617, issued on April 21, was assigned to Industrial Technology Research Institute (Hsinchu, Taiwan).

"Water quality monitoring device and monitoring method thereof" was invented by Chen-Hua Chu (Hsinchu County, Taiwan), Chun-Kuo Liu (Hsinchu City, Taiwan), Yi-Hong Liu (Taoyuan City, Taiwan), Chi-Fan Wang (Taoyuan City, Taiwan), Jung-Hao Wang (Hsinchu County, Taiwan), Sheng-Wei Peng (Hsinchu County, Taiwan) and Yu-Xuan Lin (Yilan County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A water quality monitoring device and a monitoring method thereof are provided. The water quality monitoring device includes a water tank, a first and a second o...