Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5599657 | Color photographic silver halide material | Detlef Brennecke, Johannes Willsau, Hans-Ulrich Borst, Peter Bell, Lothar Endres | 1997-02-04 |
| 5569576 | Photographic materials containing polymeric compounds | Jean-Marie Dewanckele, Geert Vercruysse | 1996-10-29 |