ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,366, issued on May 20, was assigned to SUMITOMO CONSTRUCTION MACHINERY Co. LTD. (Tokyo).
"Shovel" was invented by Takashi Yamamoto (Chiba, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shovel includes a lower traveling body, an upper turning body turnably mounted on the lower traveling body, an attachment including a boom and an arm, a boom cylinder configured to drive the boom, an arm cylinder configured to drive the arm, a hydraulic pump configured to supply hydraulic oil to the boom cylinder and the arm cylinder, an input device configured to receive an input from a user, and a control device configured to control the hydraulic pump. The...