ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,727,328, issued on Sept. 1, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).

"Display apparatus and method of providing the same" was invented by Heesung Yang (Yongin-si, South Korea) and Joonhwa Bae (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus includes a light-emitting element, an encapsulation layer covering the light-emitting element, a bank on the encapsulation layer and including an opening corresponding to the light-emitting element, and a quantum-dot layer in the opening of the bank. Roughness of a lower surface of the quantum-dot layer which is closest to the encapsulation layer i...