ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,416, issued on Sept. 23, was assigned to Shenzhen Pengxing Intelligent Research Co. Ltd. (Shenzhen, China).

"Robotic arm control method, robot and its controller" was invented by Jin-Liang Chen (Shenzhen, China) and Xiang-Yu Chen (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A robotic arm control method, a robot and it's controller are provided, the method includes: receiving an instruction to identify a target object to be operated; responsive to that the fixed portion is beyond a first location area, controlling the robot to move, until a fixed portion of a first mechanical arm of the robot is within the first location area; res...