ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,507, issued on July 8, was assigned to Altria Client Services LLC (Richmond, Va.).

"Aerosol-generating device having multiple power supplies" was invented by Tony Reevell (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aerosol-generating device includes at least one electric heater and a first power supply configured to supply electrical energy only to the at least one electric heater. The aerosol-generating device also includes a controller configured to control the supply of electrical energy from the first power supply to the at least one electric heater and a second power supply configured to supply electrical energy to the controller."...