Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611804 | Universal TTY/TDD devices for robust text and data transmission via PSTN and cellular phone networks | Karl Hellwig | 2003-08-26 |
MD
Matthias Dörbecker
Overall (2003): #80,092 of 273,478Top 30%
1
Patents 2003