ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,429, issued on March 31, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Heat exchanger and battery system including same" was invented by Brandon A. Bartling (Woodbury, Minn.), Raymond P. Johnston (Lake Elmo, Minn.), Ryan D. Lovik (New Brighton, Minn.) and Ronald W. Ausen (St. Paul, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery system includes a plurality of battery cells and a heat exchanger including a plurality of channels for transporting fluid. The channels extend generally along a first direction and are arranged along an orthogonal second direction. Each channel in the plurality of channels has a major surf...