ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,297, issued on May 5, was assigned to Yanmar Holdings Co. Ltd. (Osaka, Japan).
"Construction machine" was invented by Shoto Morishita (Osaka, Japan) and Kensuke Kaneda (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An exemplary construction machine comprises a power supply device that is connected to an external power source and outputs first power, a battery provided to be chargeable with the first power, and an electric motor that is driven by the first power and/or second power discharged by the battery. The construction machine further comprises a control device that controls the construction machine in any of a plurality of modes in...