ALEXANDRIA, Va., July 16 -- United States Patent no. 12,362,406, issued on July 15, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Battery system" was invented by Shota Imai (Toyota, Japan), Junichi Matsumoto (Toyota, Japan) and Tomoaki Toshijima (Miyoshi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery system includes a battery module, thermistor, and ECU. The thermistor detects the temperature of a first area in the battery module. The ECU calculates the estimated temperature of a second area having a higher temperature than the first area in the battery module, by adding a temperature correction amount to a detected value of the thermistor. The ECU is configured to set the temperatur...