ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,563, issued on July 15, was assigned to JFE STEEL Corp. (Tokyo).
"Automotive crashworthiness energy absorptive part" was invented by Kazuhiko Higai (Tokyo), Tsuyoshi Shiozaki (Tokyo), Yoshikiyo Tamai (Tokyo), Shigeaki Kitamura (Aichi, Japan) and Naoki Mabuchi (Aichi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An automotive crashworthiness energy absorptive part absorbs crashworthiness energy by crushing axially when a crashworthiness load is input from a front side or a rear side of an automotive body, and includes: a tubular member formed of a steel sheet with a tensile strength of 590 MPa to 1180 MPa, the tubular member including a top p...