ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,482, issued on July 1, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Atsugi, Japan).

"Memory device including plurality of overlap memory cell arrays with folded bit-lines" was invented by Yuki Okamoto (Kanagawa, Japan) and Tatsuya Onuki (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A novel memory device is provided. A first cell array including a plurality of memory cells and a second cell array including a plurality of memory cells are provided to overlap with each other. Two bit lines included in the first bit line pair are electrically connected to part of the memory cells included in the first cell array and to part...