ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,712, issued on March 18, was assigned to Japan Display Inc. (Tokyo).
"Illumination device and display device" was invented by Yoshinori Tanaka (Tokyo) and Keita Ono (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, an illumination device emits light toward a display panel and includes a transparent substrate having a first main surface opposed to the display panel, a second main surface on a side opposite to the first main surface, and a first side surface connecting the first main surface with the second main surface, and a light source emitting light toward the first side surface. The first side surface has a firs...