Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5542956 | Process for dyeing or printing hydroxyl group containing fiber materials | Rudolf Schaulin, Urs Lauk | 1996-08-06 |
| 5320648 | Process for dyeing or printing hydroxyl group containing fibre materials | Rudolf Schaulin, Urs Lauk | 1994-06-14 |