Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7657655 | Method and system to determine the geographic location of a network user | — | 2010-02-02 |
| 7062572 | Method and system to determine the geographic location of a network user | — | 2006-06-13 |
| 5465290 | Confirming identity of telephone caller | Thomas J. Litle, Nigel Searle | 1995-11-07 |