ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,464,718, issued on Nov. 4.

"Memory arrays comprising strings of memory cells and methods used in forming a memory array comprising strings of memory cells" was invented by Jordan D. Greenlee (Boise, Idaho) and John D. Hopkins (Meridian, 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 conductor tier comprising conductor material on a substrate. Laterally-spaced memory-block regions are formed and individually comprise a vertical stack comprising alternating first tiers and second tiers directly above the conductor tier. Channel-material strings of memory ce...