ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,038, issued on Oct. 28, was assigned to KABO Tool Co. (Taichung, Taiwan).
"Elastic element and hand tool including the same" was invented by Chih-Ching Hsieh (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An elastic element includes an inner annular wall, at least one outer annular wall, and a groove. The at least one outer annular wall connects with the inner annular wall and surrounds the inner annular wall. The groove is formed between the inner annular wall and the at least one outer annular wall. The structural designs of the inner annular wall, the at least one outer annular wall, and the groove are such that when the elastic...