US 12,113,047 B2
Ink leveling device and method of manufacturing display device using the same
Jung Hyun Ahn, Suwon-si (KR); Buem Joon Kim, Hwaseong-si (KR); Won Ho Lee, Suwon-si (KR); and Hyun Deok Im, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Dec. 8, 2021, as Appl. No. 17/545,439.
Claims priority of application No. 10-2021-0002427 (KR), filed on Jan. 8, 2021.
Prior Publication US 2022/0223562 A1, Jul. 14, 2022
Int. Cl. H01L 23/00 (2006.01); B41M 5/00 (2006.01); H01L 25/16 (2023.01)
CPC H01L 24/95 (2013.01) [B41M 5/0023 (2013.01); H01L 24/76 (2013.01); H01L 25/167 (2013.01); H01L 24/82 (2013.01); H01L 2224/7655 (2013.01); H01L 2224/76655 (2013.01); H01L 2224/82101 (2013.01); H01L 2224/95102 (2013.01); H01L 2224/95145 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An ink leveling device comprising:
a stage on which a target substrate is disposed, wherein light-emitting element ink is disposed on the target substrate;
base frames disposed at sides of the stage;
moving members coupled to the base frames and movable upward and downward; and
at least one plate coupled to the moving members and disposed to move relative to the target substrate and light-emitting element ink to press the target substrate.