ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,718,157, issued on Aug. 25, was assigned to Yanmar Holdings Co. Ltd. (Osaka, Japan).
"Work management method, work management system, and work management program" was invented by Ryosuke Yamazaki (Osaka, Japan) and Masaki Akase (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An operation management method does: acquiring a work plan that mutually associates a farm field F where a work vehicle does work, work content of the work to be done by the work vehicle at the farm field F, and a scheduled work day of the work; determining whether or not a first work plan that needs to be alerted for the work vehicle to do the work as planned in the wo...