ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,965, issued on Dec. 9, was assigned to Caterpillar Inc. (Peoria, Ill.).
"Systems and methods for methane number calculation" was invented by Matthew Parker (Washington, Ill.) and Geetika Dilawari (Dunlap, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for estimating methane number of fuel includes a sensor configured to generate a signal indicative of a heat release of fuel combusted with an internal combustion engine and a controller. The controller is configured to receive the signal from the sensor, determine a methane number of fuel supplied to the internal combustion engine based on the signal from the sensor, and output a notifica...