| http://www.w3.org/ns/prov#value | - plurality of awardsUS8435111Nov 13, 2009May 7, 2013IgtGaming systems, gaming devices and methods for providing progressive awardsUS8523647Feb 13, 2007Sep 3, 2013IgtGaming method, device, and system including trivia-based bonus gameUS8579699Aug 15, 2012Nov 12, 2013IgtGaming system, gaming device and method for providing an outcome enhancing featureUS8628408Apr 25, 2008Jan 14, 2014IgtReturn-driven c
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