ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,495,374, issued on Dec. 9, was assigned to National Institution of Information and Communications Technology (Tokyo).

"Time synchronization network" was invented by Motoaki Hara (Tokyo), Yuichiro Yano (Tokyo) and Tetsuya Ido (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A time synchronization network able to efficiently maintain time synchronization according to standard time is described. A communication device includes a time information output unit and a time synchronization unit. The time information output unit is configured to output time information with an internal clock that is stable. The time synchronization unit is configured to corre...