ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,402,508, issued on Aug. 26, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Display apparatus including a low refractive index layer" was invented by Younggu Kim (Yongin-si, South Korea), Jiyun Park (Yongin-si, South Korea), Bongsung Seo (Yongin-si, South Korea), Jongho Son (Yongin-si, South Korea), Jaejin Lyu (Yongin-si, South Korea), Yeonhee Lee (Yongin-si, South Korea), Baekkyun Jeon (Yongin-si, South Korea) and Kyungseon Tak (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus includes a first through a third light-emitting devices, each including a first-color emission layer and being over a...