Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645078 | Casino gambling apparatus with person detection | — | 2003-11-11 |
| 6638169 | Gaming machines with directed sound | Richard L. Wilder, William R. Wells, Chauncey W. Griswold | 2003-10-28 |
| 6530842 | Electronic gaming machine with enclosed seating unit | William R. Wells, Chauncey W. Griswold, Richard L. Wilder | 2003-03-11 |