Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753541 | Dispersing agent | Dorothee GABEL, Felix HÖVELMANN, Rainer Kupfer, Benjamin SCHEINHARDT | 2023-09-12 |
| 8796366 | Easily dispersible solid pigment preparations | Uwe Bechtold, Bjoern Fechner, Jesus Pitarch-Lopez | 2014-08-05 |
| 8383749 | Dry pigment preparations comprising non-ionic additives | Bjoern Fechner, Carsten Schaefer, Alexander Woerndle | 2013-02-26 |
| 8221539 | Dry pigment preparations comprising anionic additives | Bjoern Fechner, Carsten Schaefer, Alexander Woerndle | 2012-07-17 |
| 7384999 | Powdery pigment preparations for dyeing films | Robert Balent, Heinfred Ohleier | 2008-06-10 |