ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,201, issued on Oct. 28, was assigned to SUZHOU PHASERISETECHNOLOGY Co. LTD. (Suzhou, China) and BEIJING GOLDWIND SMART ENERGY TECHNOLOGY Co. LTD. (Beijing).

"Rapid ultrasonic dual-wave calibrated detection method for axial force of high strength bolt" was invented by Fubin Gu (Beijing), Bo Cao (Beijing), Feng Tian (Beijing), Yang Zhao (Beijing), Xiaohui Di (Beijing), Kun Li (Suzhou, China), Long Yang (Suzhou, China), Xuxiang Zhu (Suzhou, China) and Yuping Shen (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rapid ultrasonic dual-wave calibrated detection method includes: numbering a plurality of high strength bolts; searching, in a d...