Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4514494 | Photographic color material incorporating developing agents for color development | Wilhelmus Janssens | 1985-04-30 |
| 4311787 | Photographic silver halide materials containing dispersed light-absorbing merostyryl dyes | Felix J. Moelants, Frans J. Ville | 1982-01-19 |
| 4288534 | Photographic silver halide materials containing light-absorbing dyes | Henri Depoorter, Emiel A. Hofman | 1981-09-08 |