ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,141, issued on March 31, was assigned to Magnolia White Corp. (Tokyo).
"Display device" was invented by Tetsuya Ooshima (Tokyo) and Shinichi Komura (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, a display device includes a display element including a display portion which displays an image, a first retardation film overlapping the display element, a holographic optical element adjacent to the display element and not overlapping the display portion, a second retardation film having a first surface which faces the first retardation film and the holographic optical element and which directly contacts neither a main ...