Patent ID: 7766745
Filing Date: 2010-08-03
Classification: G07F

Abstract:
1. An accounting system for use with at least one gaming machine having one or more games stored thereon, the accounting system comprising: a memory means operatively connected to the gaming machine, wherein the memory means comprises a set of active game meters for each active game on the gaming machine, and a single set of removed game meters accumulating data corresponding to all games deleted from the gaming machine; and an accounting processor for accessing the active game meters and the single set of removed game meters to determine the overall gaming machine performance, wherein the accounting processor determines the overall gaming machine performance by comparing a calculated theoretical win value with a return percentage of the gaming machine, wherein the calculated theoretical win value is a theoretical performance of the gaming machine based on a theoretical payout percentage and the active and removed game meters and the return percentage is only based on the active and removed game meters.