ALEXANDRIA, Va., March 12 -- United States Patent no. 12,246,280, issued on March 11, was assigned to WATERVATION Co. LTD. (Cheonan-si, South Korea).
"Air cleaning apparatus with a moist filter" was invented by Pil-Dong Jeon (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air cleaning apparatus with a moist filter is disclosed. More particularly, the present invention relates to an air cleaning apparatus with a moist filter, being operated such that: water stored in a bottom reservoir tank flows upward in a centrifugal manner; water molecules are finely cleaved in a microfine state and injected through multiple injection holes in the same centrifugal manner to become moist; under such c...