ALEXANDRIA, Va., July 15 -- United States Patent no. 12,664,877, issued on June 23, was assigned to NEC Corp. (Tokyo).

"Monitoring device, monitoring method, and recording medium" was invented by Satoshi Hirata (Tokyo), Hajime Yamashita (Tokyo), Genki Yamamoto (Tokyo), Masafumi Shibata (Tokyo), Dai Hashimoto (Tokyo), Takahiro Kimoto (Tokyo) and Youhei Takahashi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An appropriate response to an event is recommended to a monitoring person. An event detection unit (12) detects an event based on video data, and an alert unit (13) issues a first alert when a first event is detected, and issues a second alert that is distinguished from the first alert when a secon...