US Patent Issued to Garrett Transportation I on Sept. 30 for "System and method for online electrochemical impedance spectroscopy measurement in a battery" (Czech, American Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,527, issued on Sept. 30, was assigned to Garrett Transportation I Inc. (Torrance, Calif.).

"System and method for online electrochemical impedance spectroscopy measurement in a battery" was invented by Abhijith Vikraman Pillai Santhamma (Prague) and Hab Collector (Atlanta).

According to the abstract* released by the U.S. Patent & Trademark Office: "Online electrochemical impedance spectroscopy (EIS) circuitry and methods. For mobile installations, such as in a hybrid or electric vehicle, battery management units or battery management systems having EIS circuits can provide additional data regarding the state, health and potential failure of batteries. New topologies for the EIS ...