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May 28, 2012

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Slot maker files patent suit against rivals

Thursday, Nov. 4, 1999 | 10:42 a.m.

International Game Technology of Reno sued WMS Industries Inc. of Chicago and three other companies alleging patent infringement, WMS said.

WMS said the suit alleges infringement of a patent issued to IGT on Sept. 14 called "Game Machine and Method Using Touch Screen."

WMS said it will "defend the suit vigorously."

IGT is the world's largest slot maker while WMS is best known for its Monopoly-themed slots as well at its Williams and Bally pinball machines.

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