Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4544842 | Document scanning apparatus comprising a light conductor block | Dieter Fischer, Karl-Heinz Vatterott | 1985-10-01 |
| 4531062 | Document scanning apparatus | Dieter Fischer, Heinz Kleeberg | 1985-07-23 |