ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,813, issued on Sept. 9, was assigned to Kubota Corp. (Osaka, Japan).

"Tractor" was invented by Hiroki Takemoto (Osaka, Japan), Satoshi Nagata (Osaka, Japan), Masaru Shinya (Osaka, Japan) and Ryuichi Inoue (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tractor includes: a vehicle body; an engine compartment; a driving unit that: is disposed behind the engine compartment, and includes: a brake pedal that includes: a support shaft; and a pedal arm portion; a master cylinder that is operated by the brake pedal and disposed further toward a vehicle-body back side than the support shaft; and a return spring that biases the brake pedal to ...