ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,563,959, issued on Feb. 24, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Method of manufacturing display device" was invented by Jonghoon Choi (Yongin-si, South Korea) and Hiroshi Okumura (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a display device includes forming a first amorphous silicon layer on a substrate on which a first area and a second area are defined, forming a mask in the second area on the first amorphous silicon layer, forming a preliminary second amorphous silicon layer on the first amorphous silicon layer and the mask, forming a second amorphous silicon layer ...