ALEXANDRIA, Va., May 12 -- United States Patent no. 12,627,119, issued on May 12, was assigned to Greenworks (Jiangsu) Co. Ltd. (Changzhou, China).
"Backpack power supply device and backpack tool system" was invented by Xinxin Yu (Changzhou, China) and Jianbo Li (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A backpack power supply device and a backpack tool system is provided. The backpack power supply device includes: a backpack assembly, a battery pack, a control panel and a power cable. Wherein, the battery pack and the control panel are arranged on the backpack assembly, and the control panel is electrically connected with the battery pack. A first end of the power cable is electricall...