ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,994, issued on April 22, was assigned to NUTECH COMPANY Ltd. (Beijing).

"Movable detection device and detection method" was invented by Kejin Gao (Beijing), Chunguang Zong (Beijing), Yu Hu (Beijing), Shangmin Sun (Beijing), Quanwei Song (Beijing) and Junping Shi (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile detection device and a detection method are provided. The mobile detection device includes: a bearing platform, being arranged fixedly, and including a bearing surface bearing an object to be detected; a movable gantry, located on a side of the bearing surface bearing the object to be detected and configured to be movable relati...