A game of chance and a gaming machine for playing the game are disclosed. The gaming machine preferably comprises a slot or video machine which has been modified to include a successive loss counter and a loss indicator, and to pay a jackpot amount if the results of a predetermined number of successive...http://www.google.com.tw/patents/US6024642?utm_source=gb-gplus-share專利 US6024642 - Game of chance
