Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498001 | Photographic silver halide emulsion | Jorg Siegel, Hans-Ulrich Borst, Ralf Buscher, Ulrich Nickel | 2002-12-24 |
| 6498002 | Photographic silver halide material | Jorg Siegel, Hans-Ulrich Borst | 2002-12-24 |
| 6498003 | Photographic silver halide material | Jorg Siegel, Hans-Ulrich Borst | 2002-12-24 |