Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6984724 | Pigmented 1-naphtholsulphonic acid-based monoazo pigments | Hans Joachim Metz, Uday T. Nabar, Frank Morgenroth, Chandrashekhar D. Patil | 2006-01-10 |
| 6913641 | Laked monoazo pigments based on naphtholsulfonic acids | Hans Joachim Metz, Uday T. Nabar, Frank Morgenroth, Chandrashekhar D. Patil | 2005-07-05 |