Dril-Quip, Inc. (NYSE:DRQ) announced net income of $28.7 million, or $0.72 per diluted share for the three months ended December 31, 2009, versus net income of $25.0 million, or $0.64 per diluted share for the fourth quarter of 2008. Total revenues increased to $141.3 million for the quarter ended December 31, 2009 from $135.5 million for the same period in 2008. The increase in revenues resulted from increases of $15.6 million in subsea equipment revenues and $0.7 million in service revenues, offset by decreases of $8.2 million in revenues related to offshore rig equipment and $2.3 million in surface equipment revenues. Operating income was $36.6 million in the fourth quarter of 2009 compared to $33.4 million in the fourth quarter of 2008.