ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,777,831, issued on Oct. 27, was assigned to Olum Material Corp. (Yongin-si, South Korea).
"Mask-support assembly and producing method thereof" was invented by Taek Yong Jang (Seongnam-si, South Korea) and Young Ho Lee (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a mask-support assembly and a producing method thereof. The mask-support assembly according to the present invention is used in a process of forming organic light emitting diode (OLED) pixels on a semiconductor wafer, and may include a support including an edge portion and a grid portion; and a mask connected onto the support and includi...