Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6319290 | Fiber-reactive disazo dyestuffs | Martin Oberholzer | 2001-11-20 |
| 6084077 | Disazo dyestuffs | — | 2000-07-04 |
| 6005084 | Asymmetric triphenylenedioxazine compounds | Roland Wald | 1999-12-21 |