ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,639, issued on Sept. 23, was assigned to Yanmar Holdings Co. Ltd. (Osaka, Japan).
"Display device and construction machine" was invented by Daisuke Kawaguchi (Fukuoka, Japan), Naoto Kageyama (Fukuoka, Japan) and Kazuki Tamura (Fukuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device of a construction machine includes a control unit and a display unit. The display unit displays a display screen having the second display area which is a guidance display area for providing guidance on the operation contents with respect to the display device. The control unit functions as a display control unit that controls the display unit to c...