ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,727,146, issued on Sept. 1, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).
"Semiconductor memory device" was invented by Changsik Kim (Suwon-si, South Korea), Jae Won Na (Suwon-si, South Korea), Junhwa Song (Suwon-si, South Korea) and Dong-Sik Park (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor memory device may include a plurality of bit lines extending in a first direction on a substrate, a plurality of active pillars respectively on the bit lines, a word line extending in a second direction along the plurality of active pillars, a plurality of landing pads respectively on the plurality ...