A method and apparatus for associating a patron with wagering game play at a gaming machine in a server-based gaming network is disclosed. The method includes associating a unique patron identification with the patron, establishing a patron account for the patron where the patron account is identified...http://www.google.ca/patents/US20050054438?utm_source=gb-gplus-sharePatent US20050054438 - Universal personal identifier for accessing patron information at a gaming venue
