Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650516 | Acid dyes, process for the production thereof and their use | Roxana Barbieru, Wei Tian Loh | 2017-05-16 |
| 8979947 | Metal free acid dyes, methods for the production thereof and their use | Roxana Barbieru | 2015-03-17 |