ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,949, issued on Sept. 23, was assigned to RAKUTEN MOBILE INC. (Tokyo).

"Control system and control method" was invented by Makoto Ono (Tokyo), Kazushige Takeuchi (Tokyo) and Masahiro Kojima (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An operation control module executes, for each of a plurality of base station system groups, operation control corresponding to a degree of operation of a leader base station system included in the base station system group, with respect to a follower base station system included in the base station system group. A removal module removes, in accordance with a fact that a magnitude of a deviation of a ratio of ...