ALEXANDRIA, Va., May 26 -- United States Patent no. 12,641,782, issued on May 26, was assigned to Micron Technology Inc. (Boise, Idaho).

"Memory arrays comprising strings of memory cells and methods used in forming a memory array comprising strings of memory cells" was invented by John D. Hopkins (Meridian, Idaho), Darwin A. Clampitt (Wilder, Idaho), Michael J. Puett (Boise, Idaho) and Christopher R. Ritchie (Boise, Idaho).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method used in forming a memory array comprising strings of memory cells comprises forming a stack comprising vertically-alternating first tiers and second tiers. A channel-material string is in individual channel openings in the vertically-a...