Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340387 | Process for the dyeing of fibre material | David G. Evans, Jacques Zurbuchen | 1982-07-20 |
| 4329146 | Process for the dyeing of fibre material | Jacques Zurbuchen | 1982-05-11 |
| 4270236 | Process for the dyeing of fibre material | Jacques Zurbuchen | 1981-06-02 |