According to a recent J.D. Power and Associates survey of smartphone users, Apple, for the fourth consecutive time, ranks highest in customer satisfaction. The smartphone survey uses the following weighted categories to calculate a winner: operation (26%), operating system (24%), physical design (23%), features (19%), and battery function (8%). Apple ended up with a score of 800 out of a possible 1,000. Following hot on the heels of the iPhone maker was Motorola (791) and HTC (781). J.D. Power reports that the average score for a smartphone was 764; unsurprisingly, Nokia was ranked last in U.S. smartphone satisfaction with a score of 711. Other smartphone notables include, Research In Motion (737), Samsung (735), and Palm (726). In Samsung’s defense, the study was conducted from January of 2010 to June of 2010, before the company had the Galaxy S a serious smartphone in the market. Hit the read link for the full report.