ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,870, issued on Nov. 18, was assigned to Innio Jenbacher GmbH & Co OG (Jenbach, Austria).

"Internal combustion engine and method for operating an internal combustion engine" was invented by Nikolaus Spyra (Innsbruck, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "An engine controller, for an internal combustion engine, is configured to: control at least one actuator to provide an air-fuel mixture with a lambda value higher than 3 to a main combustion chamber via at least one intake valve, wherein the at least one actuator is arranged upstream of at least one intake port or which is arranged in the intake port; control at least one fuel supply...