ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,468, issued on Sept. 15, was assigned to Taiwan Semiconductor Manufacturing Co. Ltd. (Hsinchu, Taiwan).

"Permeance magnetic assembly" was invented by Tsung-Jen Yang (Hsin-Chu, Taiwan), Yi-Zhen Chen (Hsin-Chu, Taiwan), Chih-Pin Wang (Hsin-Chu, Taiwan), Chao-Li Shih (Jhudong Township, Taiwan), Ching-Hou Su (Hsinchu City, Taiwan) and Cheng-Yi Huang (Hsin-Chu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an embodiment, a magnetic assembly includes: an inner permeance annulus; and an outer permeance annulus connected to the inner permeance annulus via magnets, wherein the outer permeance annulus comprises a peak region with a thickness great...