ALEXANDRIA, Va., July 28 -- United States Patent no. 12,696,633, issued on July 28, was assigned to Samsung Display Co. Ltd. (Gyeonggi-do, South Korea).
"Display device" was invented by Deokhoi Kim (Seongnam-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device including a substrate, a buffer layer, an amorphous silicon layer, a first light blocking layer, a driving transistor, an upper capacitor electrode, a first switching transistor, a lower electrode, a light emitting layer, and an upper electrode. The driving transistor is disposed on a buffer layer under which a first light blocking layer is located and includes a first active layer including polysilicon and a first gate elect...