ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,460, issued on Sept. 9, was assigned to NEC Corp. (Tokyo).

"Monitoring device, suspicious object detecting method, and recording medium" was invented by Ryoma Oami (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A monitoring device and the like are provided which are capable of detecting an attribute change in a suspicious object that cannot be determined from the behavior of the object. An associating unit associates, among a plurality of objects detected from time-series image data, identical objects with one another. An attribute change detecting unit detects from the time-series image data a change in an attribute of at least one of the i...