Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596764 | Method of preparing diacetyl rhein | Alfons Carcasona, Wolf Grimminger, Helga Zaeske, Klaus Witthohn | 2003-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596764 | Method of preparing diacetyl rhein | Alfons Carcasona, Wolf Grimminger, Helga Zaeske, Klaus Witthohn | 2003-07-22 |