ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,459, issued on April 22, was assigned to KEDE NUMERICAL CONTROL Co. LTD. (Liaoning, China).
"Multi-degree-of-freedom numerical control turntable" was invented by Hu Chen (Dalian, China), Lixin Liu (Dalian, China), Hongwei Sun (Dalian, China), Zhihong Wei (Dalian, China), Changlin Du (Dalian, China), Cuijuan Guo (Dalian, China), Guoshuai Zhang (Dalian, China), Yapeng Li (Dalian, China), Haibo Zhang (Dalian, China), Xin Deng (Dalian, China), Xiangyuan Kong (Dalian, China), Qidong Guo (Dalian, China), Gang Xu (Dalian, China), Jun Wang (Dalian, China), Feng Wang (Dalian, China), Yinghua Li (Dalian, China), Shaoyi Liu (Dalian, China) and Zidan Ju (Dalian, China).
According to the abstr...