ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,764, issued on March 31, was assigned to Mahle International GmbH (Germany).

"Heat exchanger" was invented by Masahiro Ariyama (Tokyo), Ryoichi Kurihara (Tokyo), Takuma Shibata (Tokyo), Satoshi Suzuki (Tokyo), Kenji Wada (Tokyo) and Kenji Yamashita (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heat exchanger may include a plurality of first core plates and second core plates stacked alternatingly, and a first flow path through which a first fluid may flow and a second flow path through which a second fluid may flow. The first flow path and the second flow path may be disposed between the plurality of first core plates and second core plat...