ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,718, issued on Oct. 21, was assigned to Jiangxi Transportation Investment Group Co. Ltd. (Nanchang, China), East China Jiaotong University (Nanchang, China) and Liyang Institute of Smart City, Chongqing University (Changzhou, China).

"Quantification method for microscopic cracks inside 3D printed concrete and system thereof" was invented by Baidian Li (Nanchang, China), Xiangyu Wang (Nanchang, China), Junbo Sun (Changzhou, China), Fei Wu (Nanchang, China), Jianqun Wang (Xiangtan, China), Yangqing Liu (Nanchang, China), Bo Huang (Xiangtan, China), Weixiang Shi (Nanchang, China), Qiaoming Guo (Nanchang, China) and Yufei Wang (Nanchang, China).

According to the abstract* released by...