ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,187, issued on Dec. 23, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Space purification device" was invented by Fumiaki Asai (Aichi, Japan) and Mai Ishiguro (Aichi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Space purification device of the present disclosure includes electrolytic bath, electrode part, mixing bath, hypochlorous acid water supply part, water supply part, air blower, purification part, and controller. Controller determines a supply amount of a hypochlorous acid water by hypochlorous acid water supply part based on purification setting indicating a purification capability required of pu...