Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847702 | Method and apparatus for converting a binary signal | Marcel Schneider, Thomas Saner | 1989-07-11 |
| 4821298 | Method and apparatus for reproducing digitized signals | Roger Lagadec | 1989-04-11 |