Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830514 | System and method for playing a lottery-type game | Joseph J. Tracy, Fred L. Richard, Deborah Jonasson, Keith A. Jonasson | 2004-12-14 |
| 6692354 | Method of playing a group participation game | Joseph J. Tracy | 2004-02-17 |