ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,660, issued on Jan. 27, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Display apparatus" was invented by Ohjune Kwon (Yongin-si, South Korea) and Jeongseok Lee (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus includes a substrate, a first electrode disposed on the substrate, a bank layer overlapping an edge of the first electrode and defining an opening in the bank layer which corresponds to the first electrode, a protrusion portion disposed on the bank layer and is spaced apart from the opening in the bank layer, the protrusion portion having a reverse-tapered structure in a cross-se...