Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374301 | Inks suitable for use in ink jet printing | Peter Gregory | 1994-12-20 |
| 5370730 | Dye composition and aqueous ink derived therefrom | Peter Gregory, John E. Presgrave | 1994-12-06 |
| 5296023 | Phthalocyanine colorants and their use in ink jet printing | Peter Gregory | 1994-03-22 |