ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,059, issued on Sept. 15, was assigned to LITE-ON Technology Corp. (Taipei, Taiwan).

"Mouse device structure" was invented by Chi-Feng Chen (Taipei, Taiwan), Chih-Lung Lo (Taipei, Taiwan) and Zhi-Yun Zhang (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mouse device structure of the disclosure includes a mouse main body having a depressed groove in a top portion thereof, a compression spring element having one end disposed in the depressed groove, a rolling member disposed at another end of the compression spring element, and a slidable cover slidably disposed at the top portion of the mouse main body, wherein the rolling member abu...