Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033905 | Preprinted lottery tickets using a player activated electronic validation machine | Kenneth E. Irwin, Jr., Chuck Kline | 2011-10-11 |
| 7959503 | Game apparatus | Kenneth E. Irwin, Jr., Mark Tevis | 2011-06-14 |
| 7867075 | Game apparatus | Kenneth E. Irwin, Jr. | 2011-01-11 |