Who has gone to the superbowl the most times in the last ten years?

Patriots went to the Superbowl the most times, they made 4 appearences. 2001, 2003, 2004, and 2007. They won 3 out out of 4. The Steelers, Colts, and Giants are tied second in Superbowl appearences all three of them made it to the Superbowl twice.