ALEXANDRIA, Va., July 3 -- United States Patent no. 12,349,557, issued on July 1, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).

"Display apparatus having grooves and bridges at the boundaries between adjacent pixels" was invented by Jonghyun Choi (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus includes a substrate including a first pixel area and a second pixel area adjacent to each other, a first insulating layer disposed on the substrate, where a first groove or a first opening corresponding to a boundary between the first pixel area and the second pixel area and a second groove or a second opening corresponding to the boundary between the f...