ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,259, issued on June 23, was assigned to Samsung SDI Co. Ltd. (Yongin-si, South Korea).
"Secondary battery" was invented by Hyun Soo Lee (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed in the present invention is a secondary battery in which retainers are coupled between a case and the uncoated portions of electrode assemblies so that the electrode assemblies and current collectors can be fixed and prevented from being separated. Disclosed in one embodiment is a secondary battery comprising: a plurality of electrode assemblies of which each has a cathode plate and an anode plate arranged with a separator therebetween,...