Best Narrative/Fiction: Uncharted 2
Biggest WOW Factor: Uncharted 2
Most Innovative Design: Flower
Best Internet Multiplayer: Tie: Killzone 2 + Modern Warfare 2
Best Local Multiplayer: Modern Warfare 2
Most Overhyped: Modern Warfare 2
Most Overrated: Modern Warfare 2
Best Sleeper Hit: Demon’s Souls
Most Underrated: Ratchet & Clank Future: Crack in Time
Best Surprise of the Year: PS3 Slim
Biggest News or Trend of the Year: Motion Control
Biggest Disappointment of the Year: Tie: Brutal Legend, Fat Princess
Best Downloadable Game: Tie: Flower + PixelJunk Shooter
Best Trailer: Uncharted 2
Best Platformer: Ratchet & Clank Future: Crack in Time
Best Action/Adventure: Uncharted 2
Best First Person Shooter: Tie: Killzone 2 + Modern Warfare 2
Best Third Person Shooter: Uncharted 2
Best Open World Action: Infamous
Best RPG: Demon’s Souls
Best Puzzle: Critter Crunch
Best Simulation: IL-2 Sturmovik
Best Strategy: Tie: Mushroom Wars + Savage Moon
Best Sports: FIFA 2010
Game of last Year (2008): LittleBigPlanet
Game of the Year (2009): Uncharted 2

This is from the user vote (votes can be seen here). Sorry for lateness in getting this posted. Uncharted 2 and Modern Warfare 2 really swept the awards. They definitely deserve the praise, but I would like to see that recognition spread around to other titles a little bit more.