ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,490,369, issued on Dec. 2, was assigned to ARROW LAKE AB (Malmo, Sweden).

"Plate-type ozone generator and system for generating ozone" was invented by Claes Gustafsson (Malmo, Sweden), Ali Jehanfard (Bara, Sweden), Martin Belohorka (Lomma, Sweden) and Arash Golshenas (Malmo, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plate-type ozone generator includes a first ground electrode plate, second ground electrode plate, central plate and reactor middle frame arranged between first end and second end of plate-type ozone generator, wherein the central plate houses the reactor middle frame that is moveable from centre of central plate. The frame incl...