ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,116, issued on Nov. 11, was assigned to Guangzhou Zhengtao Enterprise Management Co. Ltd. (Guangzhou, China).
"Shoe" was invented by Zhimin Xu (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shoe includes a shoe sole and a shoe main body. The shoe sole is configured to be connected to the shoe main body and forms an accommodating space with the shoe main body. The shoe sole includes a supporting member and a supporting insole. The supporting member is provided with a blowing device and a blowing channel. One end of the blowing channel is connected to the blowing device, and the other end is connected to the upper surface of the su...