ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,215,853, issued on Feb. 4, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea) and SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION (Seoul, South Korea).

"Optical system including dome light and coaxial light and method for designing optical system" was invented by Yeoreum Yoon (Suwon-si, South Korea), Byoungho Lee (Seoul, South Korea), Hanjin Cho (Seoul, South Korea), Yongsung Kim (Suwon-si, South Korea), Taeeun Kim (Suwon-si, South Korea), Siwoo Lee (Seoul, South Korea) and Jiyong Jang (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of designing an optical system including a dome light and coaxial light, include...