ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,687, issued on March 3, was assigned to MAGNOLIA WHITE Corp. (Tokyo).
"Semiconductor device" was invented by Hajime Watakabe (Tokyo), Kentaro Miura (Tokyo) and Akihiro Hanada (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, a semiconductor device includes an insulating substrate, a polycrystalline silicon semiconductor, an oxide semiconductor, a gate electrode located directly above the oxide semiconductor, a first conductive layer in contact with the polycrystalline silicon semiconductor via a first contact hole, and in contact with the oxide semiconductor via a second contact hole and a second conductive layer sta...