ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,938, issued on March 31, was assigned to BEIJING NORMAL UNIVERSITY AT ZHUHAI (Zhuhai, China).

"Pollutant detection equipment for environmental science" was invented by Zihao Wu (Zhuhai, China), Shengrui Wang (Zhuhai, China), Xinfeng Zhao (Zhuhai, China), Wenhui Gan (Zhuhai, China), Xinrui Cai (Zhuhai, China) and Xuanzhi Ma (Zhuhai, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A new pollutant detection equipment for environmental science is provided. The water is pumped in through the pumping seat. After being sensed through the sensor heads inside, the data is analyzed by detection machine, which output the result to the data panel to detec...