ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,501,542, issued on Dec. 16, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-Do, South Korea).

"Substrate with identification codes composed of identification pads" was invented by Sun Jun Kim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A substrate may include a base substrate and first to fourth identification codes on the base substrate, wherein the substrate is one of a plurality of substrates at a row 'c' and a column 'd' in a (b)th strip of an (a)th panel, where 'a', 'b', 'c' and 'd' are natural numbers, and the plurality of substrates are included in the (b)th strip of the (a)th panel, and wherein the first identifi...