ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,750, issued on July 21, was assigned to IGT (Las Vegas).

"Providing wagering games in a holographic display system" was invented by David Froy (Lakeville-Westmorland, Canada), Stefan Keilwert (St. Josef, Austria) and Michael Russ (Graz, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "A position and an orientation of a player in a player area surrounded by a three-dimensional holographic display device is determined. The display device displays a first wagering game and a second wagering game based on the position and the orientation of the player to position the first wagering game in a central field of view of the player and to position the ...