ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,473, issued on March 31, was assigned to KABO TOOL COMPANY (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 body, a through hole, an accommodating base and an abutting element. The body includes an outer wall and an operating inner surface. The operating inner surface surrounds an operating space, and the operating space is configured for a tool to insert therein. The through hole penetrates the outer wall and the operating inner surface radially, and the through hole is communicated with the operating space. The accommodating base is accommodated in t...