ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,823, issued on Sept. 8, was assigned to SK On Co. Ltd. (Seoul, South Korea).
"Pouch case and secondary battery using the same" was invented by Tae Il Kim (Daejeon, South Korea), Sung Yeop Kim (Daejeon, South Korea) and Won Seok Jeong (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first...