ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,950, issued on Feb. 24, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).

"Integrated internal combustion electric motor (ICEM) concept for hybrid and plug-in hybrid vehicle application" was invented by Nayan Engineer (Canton, Mich.) and David Cleary (West Bloomfield, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hybrid machine includes an engine, a first and second motor, a first and second generator, and a first and second geartrain. The engine generates power from a combustion reaction and includes an intake port, a combustion chamber, a piston, a crankshaft, and an exhaust port. The intake port receives air from an exte...