ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,660, issued on May 20, was assigned to VAST GLORY ELECTRONICS & HARDWARE & PLASTIC(HUI ZHOU) LTD. (Hui Zhou, China).

"Fan device with stability maintenance assembly" was invented by San-Qiang Song (Hui Zhou, China), Dian Sheng Liu (Hui Zhou, China) and Shi Man Xu (Hui Zhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fan device includes a frame, a stability maintenance assembly, a shaft, an impeller, and a driving assembly. The frame includes a base and a bearing seat protruding from the base and having an accommodation space. The stability maintenance assembly is disposed in the accommodation space and includes a bearing and a magnet arr...