ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,558, issued on May 27, was assigned to FANUC Corp. (Yamanashi, Japan).

"Robot control device, robot system, and robot control method" was invented by Yasuhiro Naitou (Yamanashi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control device for a robot includes: an external force acquisition section configured to acquire external force applied to a movable element during operation of the robot; a first condition determination section configured to determine whether or not a first condition that the external force exceeding a predetermined first threshold is applied to the movable element is satisfied; a second condition determination section ...