ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,765, issued on June 30, was assigned to Seoul National University Hospital (Seoul, South Korea).

"Microfluidic system simulating lung tissue" was invented by Young-Jae Cho (Seongnam-Si, South Korea), Mi-Young Park (Seongnam-Si, South Korea) and Eun Young Eo (Seongnam-Si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a biomimic system simulating lung tissue, a method for manufacturing same, and a microfluidic control method using same, wherein the biomimic system comprises lung epithelial cells and lung fibroblasts, which are isolated from human lungs, and commercially available vascular endothelial cells, and wherein a mic...