Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5246825 | Preparation of photosensitive silver halide materials with organic ripening agents | Arthur H. Herz | 1993-09-21 |
| 5246826 | Process of preparing photosensitive silver halide emulsions | Arthur H. Herz, George J. Burgmaier | 1993-09-21 |
| 5246827 | Preparation of photosensitive silver halide materials with a combination of organic ripening agents | Arthur H. Herz, Dale E. Hamilton | 1993-09-21 |
| 5219721 | Silver halide photographic emulsions sensitized in the presence of organic dichalcogenides | Ingo H. Leubner, Michael E. Ryan | 1993-06-15 |
| 5217859 | Aqueous, solid particle dispersions of dichalcogenides for photographic emulsions and coatings | John W. Boettcher, Joseph W. Manthey | 1993-06-08 |
| 4782013 | Photographic element containing a macrocyclic ether compound | Arthur H. Herz | 1988-11-01 |