US Patent Issued to CENTRAL SOUTH UNIVERSITY, SF DIAMOND on Dec. 30 for "Polycrystalline diamond composite sheet having continuous gradient transition layer and preparation method thereof" (Chinese Inventors)

ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,650, issued on Dec. 30, was assigned to CENTRAL SOUTH UNIVERSITY (Changsha, China) and SF DIAMOND Co. LTD. (Zhengzhou, China).

"Polycrystalline diamond composite sheet having continuous gradient transition layer and preparation method thereof" was invented by Shaohe Zhang (Changsha, China), Xiangwang Kong (Changsha, China), Dongpeng Zhao (Zhengzhou, China), Yulu Li (Changsha, China), Linglong Rong (Changsha, China), Haoyang Zhang (Changsha, China), Qingyuan Fang (Zhengzhou, China), Hua Gao (Zhengzhou, China), Jincheng Li (Zhengzhou, China), Jingjing Wu (Changsha, China), Mengyao Shao (Zhengzhou, China) and Changjian Geng (Zhengzhou, China).

According to the abstract* released by ...