ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,599, issued on Sept. 23, was assigned to LG Display Co. Ltd. (Seoul, South Korea).
"Light emitting diode display device" was invented by Young-Hun Jeong (Paju-si, South Korea) and Byung-Hyuck Seo (Paju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting diode display device includes a display panel including a light emitting diode for each sub-pixel defined on a substrate, and an optical cover window positioned to correspond to a transmission direction of a light emitted from the display panel and including a plurality of pyramid patterns, wherein the plurality of pyramid patterns each include an inner bevel surface corr...