Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349624 | Photographic silver halide material | Wolfgang Himmelmann, Peter Bergthaller | 1982-09-14 |
| 4339515 | Method of stabilizing color photographic materials and a color photographic material | Karl-Wilhelm Schranz | 1982-07-13 |
| 4338394 | Process for hardening photographic gelatin | Wolfgang Himmelmann, Peter Bergthaller | 1982-07-06 |
| 4330606 | Color photographic materials and color photographic images | Karl-Wilhelm Schranz | 1982-05-18 |
| 4323646 | Process for hardening a photographic material | Peter Bergthaller, Wolfgang Himmelmann | 1982-04-06 |