ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,305, issued on April 14, was assigned to Caterpillar Motoren GmbH & Co. KG (Kiel, Germany).

"Fuel supply system for supplying a fuel emulsion to a fuel injection system of an engine" was invented by Ole Ohrt (Hohenwestedt, Germany), Robert Graumueller (Kiel, Germany) and Thorsten Tuexen (Gettorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention refers to a fuel supply system of an internal combustion engine, in particular of a marine diesel engine, for supplying a fuel emulsion to a fuel injection system of the engine. The fuel supply system includes at least one actuated blending unit configured to blend a primary fuel ...