ALEXANDRIA, Va., May 26 -- United States Patent no. 12,639,773, issued on May 26, was assigned to KOMATSU LTD. (Tokyo).

"Construction management system, data processing device, and construction management method" was invented by Shun Kawamoto (Tokyo), Tsubasa Hasumi (Tokyo) and Li Dong (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A construction management system includes an output unit that causes a display device to display a remotely operable work machine, a selection data acquisition unit that acquires machine selection data indicating specification of the work machine, and a remote operation permission unit that permits start of a remote operation of the work machine based on the machine selecti...