ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,458, issued on Feb. 10, was assigned to SEOUL SEMICONDUCTOR Co. LTD. (Ansan-si, South Korea).
"Backlight unit" was invented by Chung Hoon Lee (Ansan-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a backlight unit for use in a display device. The backlight unit includes a circuit board, at least one light-emitting diode chip mounted on the circuit board, a plurality of reflection members arranged on the upper part of the light-emitting diode chip, and a light diffusing member. The light diffusing member has an incident surface on which light enters and an emitting surface from which light is emitted. T...