ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,104, issued on July 8, was assigned to GM Global Technology Operations LLC (Detroit).

"Multifunctional electrode separator assemblies with built-in reference electrodes and thermal enhancements" was invented by Jing Gao (Rochester, Mich.), Brian J. Koch (Berkley, Mich.), Xingcheng Xiao (Troy, Mich.) and Mark W. Verbrugge (Troy, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Presented are electrochemical devices with in-stack reference electrodes, methods for making/using such devices, and battery cells with stacked electrodes segregated by electrode separator assemblies including thermal barriers and built-in reference electrodes. An electroche...