Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493438 | Direct distance dialing (DDD) access to a communication services platform | Thomas W. Lear, Eddie L. Pickeral | 2002-12-10 |
| 6389117 | Single telephone number access to multiple communications services | Thomas J. Galvan, Rupika Chib | 2002-05-14 |