ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,467, issued on March 17, was assigned to MAKEBLOCK Co. LTD. (Shenzhen, China).

"Workpiece conveying device and computer numerical control apparatus" was invented by Jianjun Wang (Shenzhen, China), Zuoliang Zhao (Shenzhen, China), Wenhua Wang (Shenzhen, China), Kunliang Liu (Shenzhen, China) and Jiong Yang (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A workpiece conveying device for conveying workpieces to a machining device, includes a first conveying assembly and a second conveying assembly, the first conveying assembly and the second conveying assembly being arranged facing to each other, and the first conveying assembly and th...