05470079 is referenced by 651 patents and cites 14 patents.

A gaming machine accounting and monitoring system includes a plurality of accumulative, non-resettable accounting meters and an event processor for sensing game activity at the gaming machine and updating the accounting meters in response thereto. The system also includes separate game credit meters for storing the total amount of game credit available and the amount of game credit purchased but not yet risked by the player. The accounting meters include meters for tracking wagering activity and machine payouts, and a plurality of drop meters for tracing monetary value accepted by the gaming machine in all of its different forms. In accordance with another aspect of the invention, the accounting meters also include a set of meters for tracing data card transactions for cashless game play. These data card meters include separate meters for tracking game credit purchased with a data card and gaming machine payouts deposited to a data card account. The accounting system can be used on a variety of gaming machines including video lottery systems which contain multiple games that can be independently selected by the player. In accordance with this aspect of the invention, the system includes a game identifier that uniquely identifies the current game in play, and a mechanism for sensing a change of game at the gaming machine. In response to this change of game event, the system updates the game identifier and saves the accumulations of meter data representing game play for the previous game.

Title
Game machine accounting and monitoring system
Application Number
8/260587
Publication Number
5470079
Application Date
June 16, 1994
Publication Date
November 28, 1995
Inventor
Richard C Raven deceased
late of Reno
NV, US
William H Watson
Reno
NV, US
Michael M LeStrange
Brigantine
NJ, US
Agent
Jenner & Block
Assignee
Bally Gaming International
NV, US
IPC
A63F 9/24
G06F 15/28
View Original Source