ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,689, issued on Oct. 7, was assigned to Magnolia White Corp. (Tokyo).
"Display device" was invented by Yoshitaka Ozeki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes a substrate, a first transistor including an oxide semiconductor layer, a first gate insulating layer, and a first gate electrode, the first transistor being provided in a display region, and a light-shielding layer provided between the substrate and the oxide semiconductor layer. The light-shielding layer includes a first light-shielding metal layer and a second light-shielding metal layer. The first light-shielding metal is provided between the substrate...