ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,396,320, issued on Aug. 19, was assigned to Magnolia White Corp. (Tokyo).
"Display device" was invented by Nobuto Managaki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, in a display device, end portions of a hole-transport layer, a light emitting layer and an electron-transport layer provided in a pixel are spaced apart from end portions of applicable layers of an adjacent pixel. The electron-transport layer includes a first area and a second area having a film thickness greater than that of the first area. The second area overlaps a common electrode, and the first area does not overlap the common electrode."
The pa...