ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,135, issued on June 3, was assigned to Nanjing Kingyoung Intelligent Science & Technology Co. Ltd. (Nanjing, China) and Shanghai Weitong Vision Technology Co. Ltd. (Shanghai).

"Method, system and electronic equipment for gauge detection of rail vehicle based on three-dimensional point cloud data" was invented by Yi Huang (Nanjing, China), Yong Zhao (Nanjing, China) and Chunmei Wang (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method, a system and electronic equipment for gauge detection of a rail vehicle based on three-dimensional point cloud data are provided. The method for the gauge detection includes following steps: building ...