ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,939, issued on July 28, was assigned to Kubota Corp. (Osaka, Japan).

"Work vehicle" was invented by Yasuhiro Manji (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A work vehicle includes a left operation tool that adjusts speed of a left rear wheel by displacement along a first path, a right operation tool that adjusts speed of a right rear wheel by displacement along a second path, a parking brake operating section that operates a parking brake in response to displacement of the left operation tool along a third path branching from the first path and displacement of the right operation tool along a fourth path branching from the second...