ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,389,915, issued on Aug. 19.
"Pizza oven" was invented by John Langley (New Orleans).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a small, lightweight, portable or easily removable high temperature oven with a rotating floor, designed to bake one pizza at a time, and operate between 30deg and 1400deg F., with mechanisms to independently regulate the temperature of the dome and the floor of the oven, using thermocouples, infrared sensors, other temperature sensors, industrial oven controllers, other programmable logic controllers, solenoid gas valves, or proportional response gas valves, baffles and ventilation systems an...