ALEXANDRIA, Va., June 9 -- United States Patent no. 12,651,814, issued on June 9, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Battery cabinet" was invented by Haibin Su (Ningde, China), Hao Luo (Ningde, China), Zengzhong Wang (Ningde, China) and Haoran Peng (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a battery cabinet including a cabinet body and a drain valve assembly. The bottom of the drain valve assembly is fixed, by an installation port at the bottom of the cabinet body, to the battery cabinet from bottom to top, and the top of the drain valve assembly is in butt joint with a drain outlet in the cabinet body. The drain valve assembly is p...