ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,054, issued on Sept. 23.
"Rotary spray ring aromatherapy humidifier" was invented by Limei Fang (Ganzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary spray ring aromatherapy humidifier comprising a water tank is provided. An atomizing module and two power take-offs (PTOs) are fixedly arranged below the water tank; a driving gear and a fan blade are installed on the two PTOs, respectively; the driving gear and the fan blade are located inside the water tank; an intermediate frame is covered above the water tank; air vents, ring-spraying holes, and at least one through-hole are arranged on the intermediate frame; a limiting componen...