ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,937, issued on March 3, was assigned to TOYOTA JIDOSHA K.K. (Aichi-Ken, Japan).

"Mobile system" was invented by Nobuyuki Matsuno (Tokyo-to, Japan) and Hirotaka Komura (Tokyo-to, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile system including: a mobile robot; a first camera installed in a first predetermined area, the first predetermined area being an area at an upper side and a front side of a side surface area of a housing of the mobile robot; and a second camera installed in a second predetermined area, the second predetermined area being an area at a lower side and a rear side of the side surface area, in which the first camera is ...