ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,501,498, issued on Dec. 16, was assigned to NEC Corp. (Tokyo).

"Management system of mobile communication system, core network, mobile communication system, method, and program" was invented by Kenji Koyanagi (Tokyo) and Hiroaki Aminaka (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "In order to share a mobile communication system among a plurality of mobile communication operators for enabling provision of a more flexible service than before, a management system includes: an obtaining unit configured to obtain identification information of a first terminal apparatus managed by a first mobile communication operator, and identification information ...