Universal Display Corporation announced its results for the fourth quarter and year ended Dec. 31, 2013. For the full year 2013, the company reported revenues of $146.6 million, up 76% compared to revenues of $83.2 million for 2012. Operating income rose to $38.2 million for the year, up 180% from $13.7 million in 2012. The company reported net income of $74.1 million, or $1.59 per diluted share, for the full year 2013, compared to net income of $9.7 million, or $0.21 per diluted share, for 2...