ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,794, issued on Sept. 1, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Ice maker and refrigerator" was invented by Yonghyun Kim (Seoul, South Korea) and Jinil Hong (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ice maker of a refrigerator includes an upper assembly having an upper tray that defines upper portions of a plurality of hemispherical ice making chambers. The ice maker also includes a lower assembly located vertically below the upper assembly and configured rotate relative to the upper assembly about a rotation shaft and having lower tray that defines lower portions of the plurality of hemispherical ice m...