ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,757, issued on March 18, was assigned to AutoNetworks Technologies Ltd. (Yokkaichi, Japan), Sumitomo Wiring Systems Ltd. (Yokkaichi, Japan) and Sumitomo Electric Industries Ltd. (Osaka, Japan).

"Relay device system" was invented by Hiromichi Yasunori (Yokkaichi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A relay device system is a relay device system to be installed in a vehicle, the relay device system including a wireless relay device configured to wirelessly communicate with a communication device provided outside the vehicle, a plurality of wired relay devices that are connected in a ring to the wireless relay device, and an in-vehicl...