US Patent Issued to GM GLOBAL TECHNOLOGY OPERATIONS on March 24 for "Cold start control systems and methods" (Michigan Inventors)

ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,437, issued on March 24, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).

"Cold start control systems and methods" was invented by Rafat F. Hattar (Royal Oak, Mich.), Chengke Liu (Novi, Mich.) and Sergio Quelhas (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes: a motor control module and an engine control module, where, when a temperature of an oxygen sensor in an exhaust system of an engine is less than a predetermined temperature while the engine is off: the motor control module is configured to apply power to an electric motor based on a driver torque request and drive rotation of a crankshaft; the...