Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481621 | Service integrated digital signal transmission system | Erich Rauth | 1984-11-06 |
| 4439857 | Digital data transmission system | Erich Rauth | 1984-03-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481621 | Service integrated digital signal transmission system | Erich Rauth | 1984-11-06 |
| 4439857 | Digital data transmission system | Erich Rauth | 1984-03-27 |