ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,291, issued on July 29, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Refrigerator" was invented by Hyun Woo Park (Seoul, South Korea), Hyoung Keun Lim (Seoul, South Korea) and Jae Duck Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigerator includes a main body defining a first cooling space, a door configured to open and close the first cooling space of the main body, a first heat pump module disposed in the main body and configured to cool the first cooling space, an independent refrigerator that is detachably disposed in the first cooling space and defines a second cooling space separate from the first ...