ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,444,471, issued on Oct. 14, was assigned to SK hynix Inc. (Gyeonggi-do, South Korea).

"Memory device for performing erase verify operation on cell string group basis and method of operating the same" was invented by Jun Young Kweon (Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein may be a memory device for performing an erase verify operation on a cell string group basis, and method of operating the same. The memory device may include a plurality of memory blocks, each including a plurality of cell string groups, a peripheral circuit configured to perform an erase verify operation on a memory block selected from a...