Samsung Display Co., Ltd.

Hong-kyun Ahn

Sanghoon Kim

Sangshin Lee

Kyunghoon Chung

Seungjin Lee

Jongsung Park

Jongbum Kim

Sang Min Yi

Euigyu Kim

Seil Kim

Junhyeuk Ko

Jaesuk Moon

Disclosed is a deposition mask stage comprising a stage frame, chucks combined with the stage frame, and support blocks on a back side of the stage frame. The chucks are spaced apart from each other in a first direction and a second direction that are defined in an extending direction of the stage frame. The first and second directions intersect each other. The support blocks are spaced apart from each other in the first direction and the second direction on the back side of the stage frame.

Deposition mask stage, display manufacturing apparatus including the same, and display manufacturing method using the same

A mask includes: a body portion including a cell area, and a peripheral area surrounding the cell area, the body portion having a plurality of cell openings defined therein; and a plurality of mark patterns at the peripheral area. The cell area includes: a first area; and a second area adjacent to the first area, and the plurality of cell openings includes: first cell openings defined at the first area, and spaced from each other; and second cell openings defined at the second area, and spaced from each other. Each of the mark patterns includes at least one recess portion, and has a point-symmetrical shape with respect to a corresponding symmetry point.

Mask and mask assembly

Growing community of inventors

Hwaseong-si, South Korea

Hong-kyun Ahn