ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,792, issued on Dec. 2, was assigned to GM Global Technology Operations LLC (Detroit).

"System and method for active energy management for an electric vehicle" was invented by Jun-mo Kang (Ann Arbor, Mich.) and Chen-Fang Chang (Bloomfield Hills, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of active energy management for a vehicle including a rechargeable energy storage system (RESS). The method includes: calculating, via a controller programmed with a usable energy algorithm, a usable energy of the at least one power module based on an anode lithium surface density; comparing, via the controller, the usable energy calculated with a f...