ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,831, issued on Nov. 18, was assigned to Shenzhen University (Shenzhen, China).

"Intelligent tunnel segment monitoring system" was invented by Chengyu Hong (Shenzhen, China), Wei Rao (Shenzhen, China) and Yifan Zhang (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses an intelligent tunnel segment monitoring system, including two displacement transfer plates and a dislocation monitoring sensor; the two displacement transfer plates are respectively arranged on two adjacent tunnel segments; the dislocation monitoring sensor is connected to the two displacement transfer plates and is used for detecting relati...