Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777514 | Laser computer output microfilm camera | Michael Demant, Heinz Webersik | 1988-10-11 |
| 4195924 | Camera with zoom lens | Otto Stemme, Gunther Kirchhof, Peter Lermann, Volkmar Stenzenberger | 1980-04-01 |