Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4387159 | Light sensitive, color photographic silver halide compositions with DIR-couplers | Rainer Redmann, Monika Bethke, Christa Melz, Gerd West, Jurgen Mistol +1 more | 1983-06-07 |