Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881255 | Pigment preparations | Dirk Pfutzenreuter, Josef Witt, Hans-Jurgen Hartrumpf | 2005-04-19 |
| 6881830 | Metal complexes | Ulrich Feldhues, Frank Linke, Ronald Gobel, Sabine Endert | 2005-04-19 |