ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,706, issued on Oct. 27, was assigned to Shenzhen Jisu Technology Co. Ltd. (Shenzhen, China).
"Neck fan" was invented by Jiahang Xie (Shenzhen, China), Guanzheng Zheng (Shenzhen, China) and Xiangfu Li (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A neck fan is worn around a neck of a user. The neck fan includes: a housing, defining an inner space and a plurality of air outlets; a plurality of fan assemblies, received in the inner space and located at two free ends of the housing; and a partition plate, received in the inner space and dividing the inner space to form an air duct communicating with the plurality of air outlets. The ai...