Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831974 | System and method for providing a caller identification to a called party for calls relayed through a call center | Paul W. Ludwick | 2004-12-14 |
| 6724886 | System and method for assuring connection of TTY telephone calls to a call center | — | 2004-04-20 |
| 6683937 | Call center for handling video calls from the hearing impaired | Paul W. Ludwick | 2004-01-27 |