Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374505 | Color photographic recording material for the production of color images | Jurgen Heinecke, Helmut Mader, Hans hlschlager, Armin Voigt | 1994-12-20 |
| 5292628 | Photographic silver halide element with gelatin layer containing silica | Heinz-Gunther Auweiler, Manfred Peters, Hartmut Randolph | 1994-03-08 |