ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,965, issued on April 7, was assigned to SEMES Co. LTD. (Cheonan-si, South Korea).

"Chilling unit, heat treatment apparatus including same, and heat treatment method" was invented by Young Jun Son (Cheonan-si, South Korea), Young Jun Lee (Cheonan-si, South Korea), Ki Sang Eum (Cheonan-si, South Korea) and Tae Hoon Lee (Osan-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Proposed are a chilling unit, a heat treatment apparatus including same, and a heat treatment method. More particularly, proposed is a technology capable of rapidly and effectively lowering the temperature of a heating plate by bringing a heat exchange medium of a chil...