ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,353, issued on Oct. 21, was assigned to SESUNG INC. (Daegu, South Korea).
"NDIR gas measuring device for detecting presence of gas other than measurement target gas" was invented by Cheol Woo Nam (Daegu, South Korea), Byung Yul Moon (Daegu, South Korea), Eung Yul Kim (Daegu, South Korea), Jae Hwan Kim (Daegu, South Korea), Chun Ho Shin (Daegu, South Korea), Kwang Hun Park (Daegu, South Korea), Myun Gu Choi (Daegu, South Korea), Chang Hwang Choi (Daegu, South Korea), Yong Geol Kim (Daegu, South Korea) and Jae Min Jeon (Daegu, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "In the case of a gas in which several gases are mixed, a type and c...