ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,532, issued on March 31, was assigned to KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY (Seoul, South Korea).

"Auxetic stretchable substrate with flexible joint structure and method of manufacturing same" was invented by Seungjun Chung (Seoul, South Korea), Jun Chan Choi (Seoul, South Korea), Phillip Lee (Seoul, South Korea), Jeong Gon Son (Seoul, South Korea), Jae Hong Kim (Seoul, South Korea), Heesuk Kim (Seoul, South Korea) and Tae Ann Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a method of manufacturing an auxetic stretchable substrate with a flexible joint structure. The method includes preparing a sub...