Systems and methods for wagering on game outcomes allow a player to wager on game outcomes resulting from linked gaming devices linked to a primary gaming device being played by the player. A primary game display shows game plays and outcomes and allows wagering on a primary game and a linked game display...http://www.google.com.au/patents/US20040152509?utm_source=gb-gplus-sharePatent US20040152509 - Gaming device for wagering on multiple game outcomes
