ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,874, issued on Sept. 1, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY Co. Ltd. (Ningde, China).

"Battery, and electrical device" was invented by Haizu Jin (Ningde, China), Weiqing Ye (Ningde, China), Fengsheng Han (Ningde, China), Manyi Guo (Ningde, China) and Ting Li (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a battery and an electric device, the battery includes a plurality of first battery cells, each first battery cell includes a plurality of side walls, the plurality of side walls include a first side wall and a second side wall connected to each other and forming an included angle, the fir...