Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931524 | Metal effect pigment with additive | Stefan Trummer, Stephan Roth, Bärbel Gertzen, Wolfgang Pritschins, Jürgen Omeis | 2018-04-03 |
| 8608843 | Pigment preparation and ink jet printing ink | Joerg Maennig, Stefan Trummer, Andreas Kroell, Stefan Engel, Werner Pieper | 2013-12-17 |
| 8333832 | Pigment preparation and ink jet printing ink | Joerg Maennig, Stefan Trummer, Andreas Kroell, Stefan Engel, Werner Pieper | 2012-12-18 |
| 8163079 | Platelet-shaped, copper-containing, metallic effect pigments, process for preparing them and use thereof | Ralf Deinzer, Wolfgang Herzing, Andreas Kroell, Stefan Trummer, Michael Becker +1 more | 2012-04-24 |
| 8157909 | Mixture of copper-containing metal effect pigments and method for the production thereof | Katrin Wczasek, Michael Becker, Svea Heitmar | 2012-04-17 |