ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,421, issued on Aug. 25, was assigned to MILWAUKEE ELECTRIC TOOL Corp. (Brookfield, Wis.).
"Portable fan" was invented by Vann R. Jacques (Mequon, Wis.), Gregory A. Mutchler (Milwaukee), Yong Dong Huang (Shaoguan City, China), Jian Jun Wang (Zhanjiang City, China) and Zu Gen Ni (Suzhou City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fan and a motor assembly. The motor assembly includes an electric motor with an output shaft defining a rotational axis, an impeller coupled to the output shaft for co-rotation therewith, an adapter positioned between the output shaft and the impeller, and an elastic member positioned between the adapter and ...