Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4495277 | Photographic silver halide emulsion | Manfred Becker, Sieghart Klotzer | 1985-01-22 |
| 4298683 | Light-sensitive photographic material | Manfred Becker, Angela Slabik, Bruno Mucke, Harald von Rintelen | 1981-11-03 |
| 4287296 | Direct-positive emulsion containing fogged, silver halide grains of silver iodide content | Willy Joseph Vanassche, Herman Alberik Pattyn, Sieghart Klotzer | 1981-09-01 |
| 4264724 | Exposure of silver halide emulsions during formation | Friedrich Granzer, Detlev von Bock, Erhard Palm | 1981-04-28 |
| 4263396 | Direct-positive photographic material | Sieghart Klotzer, Harald von Rintelen | 1981-04-21 |