Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634942 | System and method for automated play of multiple gaming devices | Jay S. Walker, James A. Jorasch | 2003-10-21 |
| 6599186 | Methods and apparatus wherein a lottery entry is included in a second lottery drawing based on a result of the lottery entry in a first lottery drawing | Jay S. Walker, James A. Jorasch | 2003-07-29 |
| 6582310 | Electronic gaming system offering premium entertainment services for enhanced player retention | Jay S. Walker, James A. Jorasch | 2003-06-24 |
| 6530835 | Free long distance calls on slot machines | Jay S. Walker, James A. Jorasch | 2003-03-11 |
| 6529602 | Method and apparatus for the secure storage of audio signals | Jay S. Walker, James A. Jorasch | 2003-03-04 |