ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,355, issued on May 27, was assigned to Republic of Korea (National Disaster Management Research Institute) (Ulsan, South Korea).
"Chemical material leakage alarm-providing system and chemical material leakage alarm-providing method" was invented by Su Bin An (Ulsan, South Korea), Kyung Su Lee (Ulsan, South Korea), Hyun Seung Lee (Ulsan, South Korea), Joo Yeon Oh (Ulsan, South Korea), Gun Sik Jeong (Ulsan, South Korea), Won Kyu Oh (Ulsan, South Korea) and Sung Geun Bae (Ulsan, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a chemical material leakage alarm-providing method of detecting chemical material leakage in a monitoring...