ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,577, issued on Oct. 28, was assigned to YANMAR HOLDINGS Co. LTD. (Osaka, Japan).

"Work vehicle and method for generating agricultural field external shape" was invented by Yasuto Nishii (Osaka, Japan), Yuji Yamaguchi (Osaka, Japan), Hidetaka Suzuki (Osaka, Japan) and Masaaki Murayama (Okayama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A combine (work vehicle) is provided with: a positioning unit that obtains a measurement point indicating a position of a vehicle body; an initial external shape generating unit that generates an initial external shape of an agricultural field on the basis of a travel trajectory of the vehicle body constitut...