ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,014, issued on July 1, was assigned to Kubota Corp. (Osaka, Japan).

"Swiveling working machine" was invented by Teruo Kunizawa (Osaka, Japan), Junki Ito (Osaka, Japan), Yoshiaki Araki (Osaka, Japan), Takahiro Takaki (Osaka, Japan), Go Takaki (Osaka, Japan) and Akihiro Kishimoto (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A swiveling working machine includes a swivel base; a working device provided on a front side of the swivel base; a battery unit; an electric motor that is driven by electric power output by the battery unit; and a hydraulic pump that delivers a hydraulic fluid by driving of the electric motor. The battery unit is di...