ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,585, issued on Oct. 21, was assigned to KABO Tool Co. (Taichung, Taiwan).
"Socket" was invented by Chih-Ching Hsieh (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A socket includes a main body. The main body includes an output surface, an outer annular wall, and a resistance structure. The output surface is located at one end of the main body, surrounds an opening of the main body, and is perpendicular to a driving axis of the socket. The outer annular wall is connected with the output surface and includes an operating portion. The resistance structure is located on, and extends annularly along, the output surface. When an operator...