Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6515123 | Triphendioxazine pigments, intermediates, their method of making and uses thereof | Bansi Lal Kaul, Bruno Piastra | 2003-02-04 |
| 6512115 | Preparation of pigments | Bansi Lal Kaul, Bruno Piastra | 2003-01-28 |