Intuitive Surgical Inc. (Sunnyvale, Calif.) reported strong 3Q15 earnings and is continuing a pattern of growth it has shown over the last few quarters. The company surpassed estimates and reported GAAP net income of $167 million, or $4.40 per diluted share for 3Q15, compared with $124 million, or $3.35 per diluted share, for 3Q14. Revenue rose to $589.7 million from $550 million, also ahead of estimates of $579 million.