Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658381 | Methods and systems for robust frame type detection in systems employing variable bit rates | Robert Bäuml, Jesus Andonegui | 2003-12-02 |
| 6611804 | Universal TTY/TDD devices for robust text and data transmission via PSTN and cellular phone networks | Matthias Dörbecker | 2003-08-26 |