ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,768, issued on March 18, was assigned to Juniper Networks Inc. (Sunnyvale, Calif.).

"Network graph model and root cause analysis for a network management system" was invented by Chi Fung Michael Chan (Mountain View, Calif.), Aleksandar Luka Ratkovic (Palo Alto, Calif.), Raunak Banthia (Milpitas, Calif.), Atul Bhaskarrao Patil (San Ramon, Calif.), Diheng Qu (Palo Alto, Calif.), Rajeev Menon Kadekuzhi (San Jose, Calif.), Roman Bogorodskiy (Saratov, Russia), Aleksandr Gordeev (Saratov, Russia) and Aleksei Goditskii (Novosibirsk, Russia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for managing a plurality of network devices of a network incl...