ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,090, issued on Aug. 26, was assigned to KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY (Daejeon, South Korea) and SEOUL NATIONAL UNIVERSITY R&DBFOUNDATION (Seoul, South Korea).

"Transparentizing pretreatment method of biological sample having size of at most 1 mm, and transparentizing method of biological sample including same" was invented by Sun-Hyun Park (Daejeon, South Korea), Ki-Suk Kim (Daejeon, South Korea), Jae-Meun Lee (Daejeon, South Korea), Jae-Hyeok Lee (Daejeon, South Korea), Seong-Hoon Park (Daejeon, South Korea), Ji Yeoun Lee (Seoul, South Korea) and Jinju Park (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A clea...