ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,018, issued on March 18, was assigned to Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V. (Munich).

"Turbocharger" was invented by Robert Szolak (Freiburg, Germany), Paul Beutel (Freiburg, Germany) and Bernd Danckert (Mauren, Liechtenstein).

According to the abstract* released by the U.S. Patent & Trademark Office: "A turbocharger has compressor arrangement configured to compress the fresh air of an internal combustion engine. The turbocharger has at least one compressor housing (with a fresh air inlet) and a fresh air outlet. At least one compressor impeller is arranged in the compressor housing, and with at least one exhaust gas turbine for driving the comp...