Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4547765 | Method and circuit arrangement for transliteration of code words | Frithjof von Sichart | 1985-10-15 |
| 4545078 | Method and arrangement for controlling a light switch for optical signals | — | 1985-10-01 |