Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6352587 | Use of a colorant solution containing a stable, at least partially neutralized chromium (III) coordination compound for coloring unglazed ceramic | Thomas Staffel, Jürgen Straub | 2002-03-05 |