Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881255 | Pigment preparations | Udo Herrmann, Josef Witt, Hans-Jurgen Hartrumpf | 2005-04-19 |
| 6489382 | Preparations of solids containing graft copolymers | Heinz Giesecke, Bernd Hauschel, Peter-Roger Nyssen | 2002-12-03 |
| 6465567 | Pigment preparations for inkjet printing | Michael Grobe, Peter-Roger Nyssen, Michael Krause, Karina Kutschkau | 2002-10-15 |
| 6245138 | Pigment preparations useful for ink-jet printing | Roger Nyssen, Rolf Richter, Fritz Puchner, Karin Hassenruck | 2001-06-12 |
| 6211346 | Metal complex pigments | Frank Linke, Kent Faubion, Udo Herrmann, Ronald Gobel | 2001-04-03 |
| 6110266 | Ink-jet inks containing nanometer-size inorganic pigments | Juan Gonzalez-Blanco, Werner Hoheisel, Peter-Roger Nyssen | 2000-08-29 |
| 6077339 | Pigment preparations useful for ink-jet printing | Roger Nyssen, Rolf Richter, Fritz Puchner, Karin Hassenruck | 2000-06-20 |
| 5969002 | Pigment preparations for inkjet printing | Johan Kijlstra, Stephan Kirchmeyer, Peter-Roger Nyssen, Christian Wamprecht | 1999-10-19 |