ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,308, issued on April 21, was assigned to Metal Industries Research & Development Centre (Kaohsiung, Taiwan).

"Drone water quality detection device and drone water quality detection method" was invented by Kuang-Shine Yang (Tainan, Taiwan), Chao Chieh Hsu (Kaohsiung, Taiwan), Ping-Hua Su (Kaohsiung, Taiwan) and Tsung-Yi Lan (Kaohsiung, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A drone water quality detection device and a drone water quality detection method are provided. The drone water quality detection device includes an unmanned flight module, a reeling module, a controller and a water quality analyzer. The controller is configured to...