ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,294, issued on June 3, was assigned to Ford Global Technologies LLC (Dearborn, Mich.).

"Time-based artificial road friction learning method and system" was invented by Kyle Culek (Birmingham, Mich.) and Jose Velazquez Alcantar (Canton, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and a system for estimating a coefficient of friction of a surface being traveled upon by a vehicle is disclosed. The methods and systems may be active when wheel slip is not present and while wheel slip is present. The coefficient of friction for the surface being traveled upon may be estimated as a function of time since a most recent wheel slip event."

Th...