Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127952 | Core/oxide/dye pigmentary colorants | Jacques Persello, Claude Ceintrey | 1992-07-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127952 | Core/oxide/dye pigmentary colorants | Jacques Persello, Claude Ceintrey | 1992-07-07 |