Japan display inc. (20250017092). METHOD OF MANUFACTURING DISPLAY DEVICE AND VAPOR DEPOSITION MASK
METHOD OF MANUFACTURING DISPLAY DEVICE AND VAPOR DEPOSITION MASK
Organization Name
Inventor(s)
Mitsugu Tamekawa of Tokyo (JP)
METHOD OF MANUFACTURING DISPLAY DEVICE AND VAPOR DEPOSITION MASK
This abstract first appeared for US patent application 20250017092 titled 'METHOD OF MANUFACTURING DISPLAY DEVICE AND VAPOR DEPOSITION MASK
Original Abstract Submitted
according to one embodiment, a method of manufacturing a display device includes depositing an organic el material from an evaporation source onto the substrate via the vapor deposition mask by heating the evaporation source, thereby forming an organic el layer, wherein the vapor deposition mask comprises a plurality of thin-film regions and a retaining frame, each of the plurality of thin-film regions includes a plurality of mask regions and connection regions, each of the plurality of thin-film regions has a propeller shape, each of the plurality of mask regions has a circular shape, and each of the plurality of mask regions comprises a plurality of aperture regions.