Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278606 | Preparation of 1-amino-2-phenoxy-4-hydroxyanthraquinone | Heinrich Hiller, Heinz Eilingsfeld, Helmut Reinicke | 1981-07-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278606 | Preparation of 1-amino-2-phenoxy-4-hydroxyanthraquinone | Heinrich Hiller, Heinz Eilingsfeld, Helmut Reinicke | 1981-07-14 |