Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321134 | Water-soluble phthalocyanine dyes, processes for their preparation and their use | Thomas Beck, Werner Russ | 1994-06-14 |
| 5231172 | Fiber reactive dyes which contain a sulfonamido-triazinyl group and one or two groups or the vinyl sulfone series | Thomas Beck, Werner Russ | 1993-07-27 |