Patent ID: 7677195

Claim:
An apparatus for supplying a droplet on a substrate including a first region that extends along a first direction and a second region that is adjacent to the first region, the apparatus comprising: a base body; a dropping unit coupled to the base body and disposed between the base body and the substrate, the dropping unit including a nozzle plate having a plurality of nozzles to drop the droplet on the first region of the substrate and moving on the first region of the substrate along the first direction; and a vapor supplying unit disposed adjacent to the dropping unit in a second direction perpendicular with respect to the first direction to spray a volatile solvent vapor on the second region of the substrate, wherein the vapor supplying unit remains at a predetermined position while the dropping unit moves from a first end of the first region with respect to the first direction to a second end of the first region which is opposite to the first end of the first region.