Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698024 | Organic pigment compositions | Daphne J. Rice | 1997-12-16 |
| 5683502 | Incorporation of aromatic polycyclic compounds in quinacridone processes | Daphne J. Rice | 1997-11-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698024 | Organic pigment compositions | Daphne J. Rice | 1997-12-16 |
| 5683502 | Incorporation of aromatic polycyclic compounds in quinacridone processes | Daphne J. Rice | 1997-11-04 |