ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,457, issued on Sept. 1, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Management device and management method" was invented by Kento Iwahori (Nagoya, Japan), Shogo Yasuyama (Okazaki, Japan), Noriyuki Hashimoto (Seto, Japan) and Yusuke Nomura (Kariya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A management device for managing an Internet Protocol address includes a release unit that releases an Internet Protocol address assigned to one mobile body in order to move one mobile body when one mobile body terminates control of unmanned driving, and an allocation unit that assigns the released Internet Protocol address to another mobile b...