ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,749,747, issued on Sept. 29, was assigned to SK ON Co. LTD. (Seoul, South Korea).
"Secondary battery" was invented by Myeong Seon Kwon (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A secondary battery includes an electrode assembly to which an electrode lead is bonded, a pouch case including a case body portion accommodating the electrode assembly in such a manner that a portion of the electrode lead protrudes externally, and a cover portion covering the case body portion, and a sealing portion in which the body portion and an outer circumferential portion of the cover portion of the pouch case contact each other and are sealed b...