07399226 is referenced by 153 patents and cites 131 patents.

A gaming apparatus has the ability to provide multiple winning events in a single play of an event. The apparatus may have a housing with a microprocessor, a first gaming display that displays at least one symbol from a first set of symbols, wherein predetermined symbol displays provide a first award. There is also a second gaming display that coincidently displays at least one separate symbol selected from among symbols within the first set of symbols. The gaming apparatus awards a second prize when the at least one separate symbol matches at least one symbol from among the symbol or symbols displayed in the first gaming display. The display for the second set of symbols is preferably active while the first gaming display is actively presenting the first set of symbols.

Title
Matching symbol game associated with slot machine
Application Number
10/243070
Publication Number
7399226 (B2)
Application Date
September 12, 2002
Publication Date
July 15, 2008
Inventor
Kunal Mishra
Las Vegas
NV, US
Agent
Bell Boyd & Lloyd
Assignee
IGT
NV, US
IPC
G06F 17/00
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