Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498001 | Photographic silver halide emulsion | Peter Bergthaller, Jorg Siegel, Ralf Buscher, Ulrich Nickel | 2002-12-24 |
| 6498002 | Photographic silver halide material | Peter Bergthaller, Jorg Siegel | 2002-12-24 |
| 6498003 | Photographic silver halide material | Peter Bergthaller, Jorg Siegel | 2002-12-24 |
| 6451521 | Color-photography silver halide material | Peter Berthaller, Matthias Feigl | 2002-09-17 |