ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,921, issued on Aug. 5, was assigned to Innio Jenbacher GmbH & Co OG (Jenbach, Austria).

"Internal combustion engine and a method for operating an internal combustion engine" was invented by Wolfgang Fimml (Maurach in Tirol, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller configured to control a gas mixing device and/or a port injection valve and a direct fuel injector of an internal combustion engine in order to: in a first operation mode, supply a first gaseous fuel to at least one main combustion chamber of the internal combustion engine via at least one intake valve, in a second operation mode, supply a second gaseous fuel to t...