ScienceiPhone 4S helps apple to close gap on sales of AndroidKatrina JonesJanuary 18, 2012January 18, 2012 by Katrina JonesJanuary 18, 2012January 18, 2012 New York: Apple’s launch of the iPhone 4S helped the Cupertino-based company close the gap on sales of Android smartphones in the fourth quarter of...