Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356440 | Process for the dyeing of synthetic polyamide fibre materials | Pierre Galafassi | 1994-10-18 |
| 5352247 | Anthraquinone dyes, their preparation and their use | — | 1994-10-04 |
| 5302704 | Azodyes containing a sulfoacetoacetic acid anilide coupling component | Thomas Eichenberger | 1994-04-12 |