Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5772745 | Monoazo compounds | Peter Gregory, Ronald Wynford Kenyon | 1998-06-30 |
| 5773593 | B15-A20 dyes and inks based thereon | Peter Gregory, Ronald Wynford Kenyon | 1998-06-30 |
| 5759248 | Monoazo compounds | Peter Gregory, Ronald Wynford Kenyon | 1998-06-02 |
| 5756692 | Chemical compounds | Peter Gregory, Ronald Wynford Kenyon | 1998-05-26 |
| 5660598 | Dyes | Denise Cavanagh, Mark Robert James, Barry Huston Meyrick | 1997-08-26 |