ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,403,778, issued on Sept. 2, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).
"Tractor and vehicle equipped with tractor" was invented by Nobuo Nakamura (Nagoya, Japan) and Hiroyuki Kobayashi (Mitaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tractor that includes: a driver equipped with a left and right pair of driving wheels; a vehicle main body provided between the left and right pair of driving wheels; a periphery information detection sensor provided at the vehicle main body and detecting periphery information; a controller provided in the vehicle main body and controlling autonomous traveling by the driver in accordance with the pe...