ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,537, issued on Sept. 22, was assigned to Yanmar Holdings Co. Ltd. (Osaka, Japan).
"Electric work machine" was invented by Daiki Kanai (Fukuoka, Japan) and Hiroyuki Muraoka (Fukuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic excavator as the electric work machine comprises: a body frame located in a bottom part of a body; a hood support part vertically provided in the body frame; a battery unit for charging power; an electric motor driven by the power which is supplied from the battery unit; and electrical parts electrically connected to the battery unit. The electrical parts include a first electrical device which is attached...