Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650888 | Validating a transaction with user voice authentication using wireless communications | — | 2003-11-18 |
| 6614887 | Caller-controlled voice mail sub-mailboxes | Durga Prasad Satapathy | 2003-09-02 |
| 6522733 | Communication gateway system | — | 2003-02-18 |