Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6385308 | Telephone system and method for personalized announcements | Steven Cohen, Michael Davitt, A. Helen McGrath | 2002-05-07 |
| 6310948 | Method and apparatus for analyzing international long distance dialing errors and automatically completing a call | — | 2001-10-30 |