US Patent Issued to Qingdao University of Technology, Ningbo Sanhan Alloy Material on April 8 for "Intelligent production line for turning tool bit cavities and use method thereof" (Chinese Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,139, issued on April 8, was assigned to Qingdao University of Technology (Shandong Province, China) and Ningbo Sanhan Alloy Material Co. Ltd. (Zhejiang Province, China).

"Intelligent production line for turning tool bit cavities and use method thereof" was invented by Changhe Li (Qingdao, China), Haogang Li (Qingdao, China), Liang Luo (Qingdao, China), Weixi Ji (Qingdao, China), Binhui Wan (Qingdao, China), Shuo Yin (Qingdao, China), Huajun Cao (Qingdao, China), Bingheng Lu (Qingdao, China), Lizhi Tang (Qingdao, China), Xin Cui (Qingdao, China), Mingzheng Liu (Qingdao, China), Yanbin Zhang (Qingdao, China), Jie Xu (Qingdao, China), Huiming Luo (Qingdao, China), Haizhou Xu (Qingdao...