Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638996 | Pigment for warpage-free polyolefins coloration | Bruno Piastra, Till Borchert | 2003-10-28 |
| 6617453 | Triphendioxazine compounds | Patrick Boeglin, Peter Kempter | 2003-09-09 |
| 6559306 | Dye compounds | Jean-Christophe Graciet | 2003-05-06 |
| 6540820 | Heterocyclic compounds | Bruno Piastra, Valérie Wolf | 2003-04-01 |
| 6515123 | Triphendioxazine pigments, intermediates, their method of making and uses thereof | Bruno Piastra, Pascal Steffanut | 2003-02-04 |
| 6512115 | Preparation of pigments | Bruno Piastra, Pascal Steffanut | 2003-01-28 |