ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,951, issued on Feb. 17, was assigned to KEYSIGHT TECHNOLOGIES INC. (Santa Rosa, Calif.).

"Partial discharge fault detector for battery testing" was invented by Georg Gramse (Linz, Austria) and Manuel Kasper (Traun, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, a method and a system for testing a battery are disclosed. A voltage source adapted to apply a voltage to an assembly having a first battery electrode, a second battery electrode and a separator layer disposed between the first and second battery electrodes. A current logger is adapted to measure a current caused by partial discharges in the separator layer caused by the...