Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691129 | Zeromethine merocyanine dyes useful as spectral sensitizers in photographic elements | Ralf Hermann Harms, James J. Welter | 1997-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691129 | Zeromethine merocyanine dyes useful as spectral sensitizers in photographic elements | Ralf Hermann Harms, James J. Welter | 1997-11-25 |