ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,084, issued on Dec. 9, was assigned to SHANXI JINDING GAOBAO DRILLING Co. LTD. (Jincheng, China) and JINNENG HOLDING EQUIPMENT MANUFACTURING GROUP (Jincheng, China).

"Methods for mounting and testing a central communication cable assembly of a directional drill rod" was invented by Hongqing Wang (Jincheng, China), Baotong Gao (Jincheng, China), Jianrong Du (Jincheng, China), Linbo Li (Jincheng, China), Tianju Yang (Jincheng, China), Jian Sheng (Jincheng, China), Xusheng Huang (Jincheng, China), Yanlong Li (Jincheng, China), Taotao Li (Jincheng, China), Xiaofei Zhang (Jincheng, China), Zhiliang Cheng (Jincheng, China), Ruibin Ren (Jincheng, China), Xiang Zhao (Jincheng, China), Song...