ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,225, issued on May 27, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Transport system" was invented by Yuta Itozawa (Nagoya, Japan), Kunihiro Iwamoto (Nagakute, Japan), Hirotaka Komura (Tokyo) and Yutaro Takagi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transport system is a transport system in which an autonomous mobile robot transports an object. The autonomous mobile robot includes a mounting portion on which the object is mounted, and a hook that hooks on the object mounted on the mounting portion from below. An upper surface of the mounting portion includes a recessed portion having a shape corresponding to a shape of a bot...