Patent 7116396 was granted and assigned to Nikon (Somalia) on October, 2006 by the United States Patent and Trademark Office.
An exposure device, where circulating systems and for controlling a temperature varied by the driving of a linear motor are connected to a reticle stage and wafer stage, a controller sets the temperature of refrigerant circulating through the circulating system by driving heater, circulating system is connected to a projection optical system and a controller sets the temperature of refrigerant circulating through a circulating system by driving heater by a feedforward control to control the temperature of the refrigerant circulating through the circulating system.