ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,642, issued on April 15, was assigned to Shenzhen University (Shenzhen, China).

"Stress blank angle eliminating device and method for dynamic true triaxial electromagnetic Hopkinson bar" was invented by Jianbo Zhu (Shenzhen, China), Weiyue Bao (Shenzhen, China), Chengcheng Xie (Shenzhen, China), Tao Zhou (Shenzhen, China), Shiwei Zhang (Shenzhen, China), Zhuo Cen (Shenzhen, China), Yao Wang (Shenzhen, China) and Junyan Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a stress blank angle eliminating device and method for a dynamic true triaxial electromagnetic Hopkinson bar. Objectives of eliminating influence of a stres...