ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,028, issued on Oct. 21, was assigned to Jiangsu Comco Outdoor Products Co. Ltd. (Huaian, China).
"Inflatable hip model" was invented by Liang Yao (Huaian, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An inflatable hip model includes an inflatable body with a hip shape. The inflatable body is internally provided with a pull strap, the pull strap at least including two first ends and a second end. The pull strap is connected to the inflatable body through the two first ends respectively to form a first connecting portion. The pull strap is connected to the inflatable body through the second end to form a second connecting portion. The pull str...