Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960134 | Alternative bonus games associated with slot machine | Josef Alexander Hartl, R. Brooke Dunn, Michael Charles Halvorson | 2005-11-01 |
| 6254002 | Antiforgery security system | — | 2001-07-03 |
| 6053406 | Antiforgery security system | — | 2000-04-25 |
| 5988500 | Antiforgery security system | — | 1999-11-23 |
| 5834748 | Transactional item with non-parallel magnetic elements | — | 1998-11-10 |