Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938719 | Gaming method and apparatus with triggering of bonus events by the presence of a trigger symbol in particular locations | David W. Kraft, John P. O'Donovan | 2011-05-10 |
| 7625281 | Gaming apparatus and method of gaming including interactive gaming symbols for producing different outcomes | Danny W. Bilyeu, Brent L. Lang, Martin Dempsey | 2009-12-01 |
| 7371168 | Gaming apparatus and method of gaming including interactive gaming symbols for producing different outcomes | Danny W. Bilyeu, Brent L. Lang, Martin Dempsey | 2008-05-13 |
| 7166028 | Gaming method and apparatus with triggering of bonus events by the presence of a trigger symbol in particular locations | David W. Kraft, John P. O'Donovan | 2007-01-23 |
| 6746328 | Multiplier per selected indicia | Lee E. Cannon | 2004-06-08 |