ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,860, issued on June 3, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea) and ENF TECHNOLOGY Co. LTD. (Yongin-si, South Korea).
"Etchant composition for indium oxide film or silver-containing metal film and method for preparing the same" was invented by Hyoungsik Kim (Yongin-si, South Korea), Jonghee Park (Yongin-si, South Korea), Sehoon Kim (Yongin-si, South Korea), Boyeon Lee (Yongin-si, South Korea), Yangryeong Kim (Yongin-si, South Korea), Seokil Jung (Yongin-si, South Korea), Ikjoon Kim (Yongin-si, South Korea), Sangseung Park (Yongin-si, South Korea), Wonho Noh (Yongin-si, South Korea) and Mingyeong Jeong (Yongin-si, South Korea).
According to the abstract* re...