ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,742, issued on July 1, was assigned to Kubota Corp. (Osaka, Japan).

"Automatic travel system and automatic travel method" was invented by Takanori Morimoto (Sakai, Japan), Kotaro Yamaguchi (Amagasaki, Japan) and Fumiya Yoshimura (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic travel system includes a prohibition boundary line setter to set a prohibition boundary line beyond which the vehicle is prohibited from entering, a turning circle setter to set a virtual turning circle as a target route for entry turning travel to enter a subsequent travel route, a transition turning travel controller to control tangent following trave...