ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,666, issued on Sept. 23, was assigned to NINGDE AMPEREX TECHNOLOGY Ltd. (Ningde, China) and DONGGUAN AMPEREX TECHNOLOGY Ltd. (Dongguan, China).

"Electrochemical apparatus and electronic apparatus" was invented by Shimeng Zhao (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrochemical apparatus includes a case and a wound electrode assembly disposed inside the case. The electrode assembly includes a first electrode plate, a second electrode plate, a first separator or a second separator provided therebetween. A first adhesive layer is provided on at least one of a surface of the first separator facing away from a center of the ...