ALEXANDRIA, Va., June 2 -- United States Patent no. 12,648,184, issued on June 2, was assigned to Magnolia White Corp. (Tokyo).

"Semiconductor device" was invented by Takaya Tamaru (Tokyo), Masashi Tsubuku (Tokyo), Toshinari Sasaki (Tokyo) and Hajime Watakabe (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device including: an oxide semiconductor layer including a first surface and a second surface opposite to the first surface; a gate electrode facing the oxide semiconductor layer; a gate insulating layer between the oxide semiconductor layer and the gate electrode; and a pair of first electrode being in contact with the first surface of the oxide semiconductor layer, respectively, whe...