ALEXANDRIA, Va., June 5 -- United States Patent no. 12,279,421, issued on April 15, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).
"Semiconductor device" was invented by Sangyoun Jo (Suwon-si, South Korea), Kohji Kanamori (Seongnam-si, South Korea), Kwangyoung Jung (Hwaseong-si, South Korea) and Jeehoon Han (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device includes a substrate including a first plate portion and a second plate portion, a stack structure including interlayer insulating layers and gate electrodes alternately stacked on the substrate, a first block separation structure on the first plate portion and a second block separatio...