ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,814, issued on June 3, was assigned to NINGDE AMPEREX TECHNOLOGY Ltd. (Ningde, China) and DONGGUAN NVT TECHNOLOGY Ltd. (Dongguan, China).

"Packaging structure and battery core using the same" was invented by Yajing Shuang (Ningde, China), Xin Jin (Ningde, China), Xiaozhao Huang (Ningde, China) and Zhi Chen (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A packaging structure including an accommodating portion and a sealing portion is disclosed. The accommodating portion includes a first wall and a second wall facing each other, a first side wall connected to the first wall and the second wall, and, a second side wall connected to the fi...