Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6330978 | Electronic purse card value system card security method | Lawrence Gianfagna, Douglas E. Roth, Ed Kurtek, Alan Goulet, Robert D. Symonds +6 more | 2001-12-18 | $12,360,000 |
| 6145740 | Electronic purse card value system | Lawrence Gianfagna, Douglas E. Roth, Ed Kurtek, Alan Goulet, Robert D. Symonds +6 more | 2000-11-14 | $10,911,000 |
| 6032135 | Electronic purse card value system terminal programming system and method | Lawrence Gianfagna, Douglas E. Roth, Ed Kurtek, Alan Goulet, Robert D. Symonds +6 more | 2000-02-29 | $17,878,000 |