ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,317, issued on June 10, was assigned to OMRON Corp. (Kyoto, Japan).

"Autonomous work system and autonomous work machine" was invented by Katsumi Matsushita (Kyoto, Japan), Hiroyuki Mino (Kyoto, Japan) and Atsushi Nomura (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An autonomous work system includes a charging station and an autonomous work machine. The charging station includes a power transmitter unit. The autonomous work machine includes a traveling body, a motor, a battery, and a power receiver unit. The battery supplies electric power to the motor. The autonomous work machine performs a predetermined task while autonomously trave...