ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,508, issued on March 31, was assigned to EMEMORY TECHNOLOGY INC. (Hsin-Chu, Taiwan).

"Non-volatile memory and associated control method" was invented by Tsung-Mu Lai (Hsinchu County, Taiwan), Chang-Chun Lung (Hsinchu County, Taiwan), Chia-Jung Hsu (Hsinchu County, Taiwan), Cheng-Yen Shen (Hsinchu County, Taiwan) and Ching-Yuan Lin (Hsinchu County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control method for a non-volatile memory is provided. After the non-volatile memory is enabled, a judging step is performed to judge whether the non-volatile memory enters a read mode, a program mode or an erase mode. If the judging result indicates ...