ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,787, issued on Feb. 17, was assigned to FORWARD ELECTRONICS Co. LTD. (Taipei, Taiwan).
"Multi-directional output device" was invented by Ching-Hao Chung (Taipei, Taiwan), Chun-Lin Huang (Taipei, Taiwan) and Hsiu-Chen Li (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-directional output device includes a printed circuit board on which first and second magnetic sensors are arranged, and a direction control unit arranged above the printed circuit board. The direction control unit includes first and second rotary driving bodies, first and second magnets, a shaft stick, a balance washer, and an annular spring, wherein the first and...