Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828443 | Dyes and colorants | Detlef Hollenberg, Horst Hoeffkes, Frank Naumann, David Rose, Leszek J. Wolfram | 2004-12-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828443 | Dyes and colorants | Detlef Hollenberg, Horst Hoeffkes, Frank Naumann, David Rose, Leszek J. Wolfram | 2004-12-07 |