ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,736,608, issued on Sept. 15, was assigned to MINEBEA MITSUMI INC. (Nagano, Japan).

"Position determination system" was invented by Kohei Yamaguchi (Hiroshima, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A position determination system includes: at least four communication devices respectively acquiring distances to a mobile terminal; a position determination unit determining a position of the mobile terminal from the distances acquired respectively by the at least four communication devices; a region determination unit determining, from the position of the mobile terminal determined by the position determination unit, which region of a plurali...