Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918478 | Tank with rack for wet processing photographic material | Harald Fengler, Wilfried Hehn | 1990-04-17 |
| 4403846 | Arrangement for introducing photosensitive strips into and transporting the same through a developing machine | Viktor Osegowitsch, Wolfgang Viehrig | 1983-09-13 |
| 4279371 | Arrangement for transporting strip-shaped material | Erwin Laar | 1981-07-21 |
| 4218123 | Machine for developing photographic paper or the like | Wolfgang Viehrig | 1980-08-19 |