Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378073 | Single account portable wireless financial messaging unit | Walter L. Davis, Victoria A. Leonardo | 2002-04-23 |
| 6314519 | Secure messaging system overlay for a selective call signaling system | Walter L. Davis | 2001-11-06 |
| 6311167 | Portable 2-way wireless financial messaging unit | Walter L. Davis, Victoria A. Leonardo, Barry W. Herold | 2001-10-30 |
| 6038549 | Portable 1-way wireless financial messaging unit | Walter L. Davis, Jose Gutman | 2000-03-14 |