ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,099, issued on Oct. 20, was assigned to FEDERAL-MOGUL IGNITION GMBH (Neuhaus-Schierschnitz, Germany).

"Spark plug with cooling features and method of manufacturing the same" was invented by Daniel Koenig (Rodental, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A spark plug having one or more cooling feature(s) that reduce the temperature of a ground electrode and can be manufactured using an additive manufacturing process. The cooling feature(s) include internal cooling passages that can be filled with either a heat conducting solid (passive cooling example) or a heat conducting fluid (active cooling example). In the passive cooling example...