ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,222, issued on Feb. 17, was assigned to Valeo Systemes Thermiques (Le Mesnil-Saint-Denis, France).

"Thermal management device for batteries for an electric or hybrid vehicle" was invented by Mohamed Yahia (Le Mesnil-Saint-Denis, France) and Stefan Karl (Le Mesnil-Saint-Denis, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A thermal management device for an electric or hybrid motor vehicle is disclosed. The device includes a cooling circuit configured to circulate a refrigerant fluid, a circuit for thermal management of the batteries by at least partial immersion and/or vaporization, and a circuit for thermal management of the power electronic...