Not allowed are:
-Titles that use an existing IP e.g. Sonic & Mario or Kinect Sesame Street
-Games that rely mostly on existing IPs e.g. PS Allstars or Move Heroes
-Remakes of exisiting IPs like Warhawk
-DS, PSP, 3DS, Vita titles
Here we go:
Nintendo (Wii, WiiWare):
Retail:
Wii Sports
Wii Play
Wii Party
Wii Fit
Wii Music
Wii Chess (later released on WiiWare)
Xenoblade Chronicles
Endless Ocean
Captain Rainbow
FlingSmash
Zangeki no Reginleiv
Kiki Trick
The Last Story
Pandora's Tower
14 new IPs
WiiWare:
MaBoShi: The Three Shape Arcade
Lonpos
Bonsai Barber
Rock N’ Roll Climber
PictureBook Games: Pop-Up Pursuit
You, Me and the Cubes
Eco Shooter: Plant 530
AquaSpace
Snowpack Park
ThruSpace
Line Attack Heroes
Fluidity
12 new IPs
14+12 = 26 new IPs
Microsoft (360, Arcade):
Retail:
Kameo: Elements of Power
Gears of War
Ninety-Nine Nights
Viva Piñata
Blue Dragon
Crackdown
Mass Effect
Project Sylpheed
Shadowrun (edge case, not based on, but inspired by original Shadowrun)
Lips
Lost Odyssey
Too Human
You're In The Movies
Ninja Blade
Alan Wake
Dance Central
Kinect Sports
Kinectimals
Kinect Adventures!
Kinect Joy Ride
The Gunstringer
Kinect Nat Geo TV
Nike+ Kinect Training
23 New IPs
Arcade:
Aegis Wing
Pinball FX
A Kingdom for Keflings
Go! Go! Break Steady
TiQal
The Dishwasher: Dead Samurai
The Maw
Shadow Complex
'Splosion Man
Comic Jumper: The Adventures of Captain Smiley
Limbo
Hydrophobia
Monday Night Combat
Toy Soldiers
Raskulls
Crimson Alliance
Insanely Twisted Shadow Planet
Full House Poker
Fusion: Genesis
Orcs Must Die!
Iron Brigade
Bloodforge
Deadlight
Diabolical Pitch
Dust: An Elysian Tail
Double Fine Happy Action Theater
Haunt
Mark of the Ninja
Sine Mora
The Splatters
Wreckateer
Ascend: Hand of Kul
BattleBlock Theater
State of Decay
34 New IPs
23+34 = 57 new IPs
Sony (PS3, PSN):
Retail:
Resistance: Fall of Man
The Eye of Judgment
Folklore
Heavenly Sword
Lair
MotorStorm
Uncharted: Drake's Fortune
LittleBigPlanet
EyePet
Infamous
The Fight: Lights Out
Heavy Rain
Kung Fu Rider
MAG
ModNation Racers
The Shoot
Sports Champions
Start the Party!
TV Superstars
White Knight Chronicles
Carnival Island
Everybody Dance
Medieval Moves: Deadmund's Quest
Book of Spells
Starhawk
Sorcery
Tokyo Jungle
Dust 514
Beyond: Two Souls
Puppeteer
The Last of Us
Until Dawn
Wonderbook: Diggs Nightcrawler
33 New IPs
PSN:
Blast Factor
Calling All Cars!
Everyday Shooter
Feel Ski
Go! Puzzle
High Velocity Bowling
Pain
PixelJunk Racers
Piyotama
Super Rub 'a' Dub
Toy Home
Crash Commando
Dark Mist
Echochrome
Elefunk
The Last Guy
Linger in Shadows
Sky Diving
.detuned
Hustle Kings
Fat Princess
Flower
Savage Moon
Trash Panic
Dead Nation
Tumble
Datura
Journey
The Unfinished Swan
Rain
The Trials of Topoq
Tori-Emaki
Beat Sketcher
Numblast
Sound Shapes
35 New IPs
33+35 = 68 new IPs
Result:
-Sony indeed created the most new IPs in numbers this generation