Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806042 | Color photographic print material | Ralf Weimann, Markus Geiger, Cuong Ly, Beate Weber, Heinz Wiesen | 2004-10-19 |
| 6783924 | Colour photographic silver halide material | Ralf Weimann, Markus Geiger, Cuong Ly, Beate Weber, Heinz Wiesen | 2004-08-31 |