ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,767, issued on May 13, was assigned to Caterpillar Inc. (Peoria, Ill.).

"Systems and methods for multi-core radiators" was invented by Joseph L. Kennedy (Zionsville, Ind.), Bradley Paul Wrage (Pekin, Ill.) and Dongming Tan (Peoria, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of controlling cooling fluid flow through a radiator system having multiple radiator cores comprises flowing cooling fluid through the radiator system, the radiator system comprising a first radiator core and a second radiator core, sensing a first temperature of ambient air, comparing the first temperature to a first threshold temperature and reducing flow thro...