ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,031, issued on June 3, was assigned to CUCHEN Co. LTD (Seoul, South Korea).
"Cooking device" was invented by Kyu Hyun Yeom (Chungcheongnam-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cooking device according to an embodiment of the present disclosure includes: a first pressure control device including: a first lower cylinder including a first lower flow path communicating with an accommodation space in the inner pot; a first upper cylinder disposed on the first lower cylinder and comprising a first upper flow path; and a first weight disposed on the first upper cylinder and configured to open/close the first upper flow path, and ...