nd methods for playing blackjackUS554811011 Apr 199420 Aug 1996Cias, Inc.Optical error-detecting, error-correcting and other coding and processing, particularly for bar codes, and applications therefor such as counterfeit detectionUS556470010 Feb 199515 Oct 1996Trump Taj Mahal AssociatesProportional payout method for progressive linked gaming machinesUS558693622 Sep 199424 Dec 1996Mikohn Gaming Co