ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,181, issued on Sept. 23, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Module refrigerator" was invented by Jisook Lee (Suwon-si, South Korea), Changhyun Kim (Suwon-si, South Korea), Hyunjoo Kim (Suwon-si, South Korea), Hosang Park (Suwon-si, South Korea), Eungryeol Seo (Suwon-si, South Korea) and Wonjae Yoon (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A modular refrigerator including a main cabinet, and a sub-cabinet selectively coupleable to a right side, an upper side, and a left side, of the main cabinet. The main cabinet includes a cooling unit, a first connection duct for cold air generated b...