Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469147 | Preparation of azo colorants in microreactors | Rudiger Jung, Klaus Saitmacher, Leonhard Unverdorben | 2002-10-22 |
| 6436182 | Process for producing highly concentrated pigment presscakes | Leonhard Unverdorben, Andreas Harz, Gunnar Tilch | 2002-08-20 |
| 6437104 | Preparation of disazo condensation pigments in microreactors | Klaus Kund, Frank Alfter | 2002-08-20 |