Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8608843 | Pigment preparation and ink jet printing ink | Stefan Trummer, Andreas Kroell, Dieter Proelss, Stefan Engel, Werner Pieper | 2013-12-17 |
| 8333832 | Pigment preparation and ink jet printing ink | Stefan Trummer, Andreas Kroell, Dieter Proelss, Stefan Engel, Werner Pieper | 2012-12-18 |