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Robert J. Piechowiak
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Las Vegas, NV, US
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Patents Grants
last 30 patents
Information
Patent Grant
Slot machine having multiple progressive jackpots
Patent number
8,348,754
Issue date
Jan 8, 2013
Multimedia Games, Inc.
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Grant
Systems and methods for server based lottery and casino gaming mach...
Patent number
8,298,089
Issue date
Oct 30, 2012
Next Gaming LLC
Bruce Merati
G07 - CHECKING-DEVICES
Information
Patent Grant
Slot machine having multiple progressive jackpots
Patent number
8,128,489
Issue date
Mar 6, 2012
Multimedia Games, Inc.
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Grant
Slot machine having multiple progressive jackpots
Patent number
7,481,430
Issue date
Jan 27, 2009
Multimedia Games, Inc.
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Grant
Slot machine using a count valve to award bonus game
Patent number
6,984,173
Issue date
Jan 10, 2006
Multimedia Games, Inc.
Robert J. Piechowiak
G07 - CHECKING-DEVICES
Information
Patent Grant
Gaming machine having bonus game
Patent number
6,755,737
Issue date
Jun 29, 2004
Sigma Game, Inc.
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Grant
Electronic security technique for gaming software
Patent number
6,595,856
Issue date
Jul 22, 2003
Sigma Game, Inc.
Alec Ginsburg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Slot machine with award multiplier display
Patent number
6,558,253
Issue date
May 6, 2003
Sigma Game, Inc.
Frank C. DeSimone
G07 - CHECKING-DEVICES
Information
Patent Grant
Bonus award feature in a gaming machine
Patent number
6,168,523
Issue date
Jan 2, 2001
Sigma Game Inc.
Robert J. Piechowiak
G07 - CHECKING-DEVICES
Information
Patent Grant
Bonus award feature in linked gaming machines having a common featu...
Patent number
6,012,982
Issue date
Jan 11, 2000
Sigma Game Inc.
Robert J. Piechowiak
G07 - CHECKING-DEVICES
Information
Patent Grant
Three reel slot machine with nine ways to win
Patent number
5,807,172
Issue date
Sep 15, 1998
Sigma Game Inc.
Robert J. Piechowiak
G07 - CHECKING-DEVICES
Information
Patent Grant
Linked gaming machines having a common feature controller
Patent number
5,580,309
Issue date
Dec 3, 1996
Sigma Game, Inc.
Robert J. Piechowiak
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
Information
Patent Application
Slot Machine Having Multiple Progressive Jackpots
Publication number
20120172109
Publication date
Jul 5, 2012
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Application
SLOT MACHINE HAVING MULTIPLE PROGRESSIVE JACKPOTS
Publication number
20090131149
Publication date
May 21, 2009
James P. Jackson
G07 - CHECKING-DEVICES
Information
Patent Application
SYSTEMS AND METHODS FOR SERVER BASED LOTTERY AND CASINO GAMING MACH...
Publication number
20080096630
Publication date
Apr 24, 2008
NEXT GAMING LLC
Bruce Merati
G07 - CHECKING-DEVICES
Information
Patent Application
Systems and Methods for Server Based Lottery and Casino Gaming Mach...
Publication number
20080064479
Publication date
Mar 13, 2008
NEXT GAMING LLC
Bruce Merati
G07 - CHECKING-DEVICES
Information
Patent Application
Gaming machine having bonus game
Publication number
20030064797
Publication date
Apr 3, 2003
James P. Jackson
G07 - CHECKING-DEVICES