ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,306, issued on Sept. 9, was assigned to NEC Corp. (Tokyo).

"Management system, management apparatus, and management method" was invented by Koya Takata (Tokyo), Atsushi Kamoi (Tokyo), Hisashi Mizumoto (Tokyo) and Masaki Aizono (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A management system for managing an upper free-space optical communication apparatus and a lower free-space optical communication apparatus that carry out free-space optical communication in an up-and-down direction is provided, the management system including at least one processor, the at least one processor carrying out: an acquisition process of acquiring a first index...