ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,914, issued on Feb. 10, was assigned to Contemporary Amperex Technology Co. Ltd. (Ningde, China).

"Welding system and spot check method for welding system" was invented by Kai Wu (Ningde, China), Zhiyong Jing (Ningde, China), Jun Zhao (Ningde, China), Shaolin Chen (Ningde, China), Ying Wu (Ningde, China) and Genli Song (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a welding system and a spot check method for a welding system. The welding system includes a controller, a human-machine interface, and a welding device. The spot check method for a welding system includes: controlling a rangefinder in a welding device to perfo...