ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,752, issued on May 26, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Mask assembly and method of manufacturing the mask assembly" was invented by Seoyeon Kim (Yongin-si, South Korea), Mina Woo (Yongin-si, South Korea), Jongdae Lee (Yongin-si, South Korea), Hongkyun Ahn (Yongin-si, South Korea) and Sangwoo Jo (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mask assembly includes a mask frame having an opening area, and a mask sheet disposed on the mask frame to overlap the opening area, the mask sheet including a first area, and a second area surrounding the first area. The first area includes a first o...