ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,552, issued on May 13, was assigned to Seoul Semiconductor Co. Ltd. (Ansan-si, South Korea).

"Backlight unit and display apparatus having the same" was invented by Seung Ri Choi (Ansan-si, South Korea), Eun Ju Kim (Ansan-si, South Korea) and Hee Soo Lim (Ansan-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus including a display panel, a light source configured to emit light, and a light guide disposed on the light source and covering a side of the light source, the light source including a substrate, a light emitter including a light emitting stacked layer and disposed on the substrate, a light blocking layer dispos...