Japan, March 5 -- SAMSUNG DISPLAY CO LTD has got intellectual property rights for 'MASK AND METHOD FOR MANUFACTURING THE SAME.' Other related details are as follows:
Application Number: JP,2021-137503
Category (FI): C23C14/04@A,H05B33/10,H05B33/14@A,H10K50/10,H10K59/00,H10K59/10,H10K71/00,H10K71/10,H10K71/16,H10K71/16,164,H10K71/16,166
Stage: PROBLEM TO BE SOLVED: To provide a mask having reliability improved to a vapor deposition process, and a method for manufacturing the same.SOLUTION: A method for manufacturing a mask comprises steps of: preparing a mask sheet and a frame; pulling the mask sheet to fix the pulled mask sheet to the frame; and forming a plurality of cell openings on the mask sheet fixed to the frame. The step of forming the plurality of cell openings may includes steps of forming a plurality of preliminary cell openings on the mask sheet fixed to the frame and forming the plurality of cell openings so as to correspond to the plurality of preliminary cell openings, respectively.SELECTED DRAWING: Figure 4D (Grant)
Filing Date: Aug. 25, 2021
Publication Date: March 10, 2022
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
