ALEXANDRIA, Va., March 5 -- United States Patent no. 12,245,462, issued on March 4, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Display device" was invented by Suyeon Yun (Yongin-si, South Korea) and Okkyung Park (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes: a substrate including an opening area, a display area, and a non-display area arranged between the opening area and the display area; a first thin-film transistor arranged on the substrate and including a first semiconductor layer including a silicon semiconductor; a first insulating layer covering the first semiconductor layer and defining a lower contact hole overlapping the ...