ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,190, issued on Sept. 30, was assigned to Kioxia Corp. (Tokyo).

"Memory system" was invented by Kazutaka Ikegami (Inagi, Japan), Rieko Funatsuki (Yokohama, Japan), Nobuyuki Momo (Yokohama, Japan) and Hidehiro Shiga (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A memory system for speeding up a read operation in the memory system includes a first pillar, a first string including a first transistor and a first memory cell, a second string including a second transistor and a second memory cell, a first bit line, a first gate line, a first word line, a second gate line, a second word line and a control circuit. When the control circuit...