ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,397,867, issued on Aug. 26, was assigned to Kubota Corp. (Osaka, Japan).

"Work machine" was invented by Kaichiro Yoshii (Sakai, Japan), Minoru Hiraoka (Sakai, Japan), Yukifumi Yamanaka (Sakai, Japan), Junichi Ishikawa (Sakai, Japan), Yusuke Ida (Sakai, Japan), Yuhei Hazawa (Sakai, Japan), Katsutoshi Jinnouchi (Sakai, Japan), Ryota Niki (Sakai, Japan), Ryota Yamagishi (Sakai, Japan), Yuma Ikeda (Sakai, Japan), Taichi Okumura (Sakai, Japan) and Tomohiro Shimazaki (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A work machine includes a front wheel, a rear wheel, an intermediate wheel between the front wheel and the rear wheel, and a transmiss...