Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5424452 | Diketopyrrolopyrroles and pigments thereof | Gary Wooden, Olof Wallquist | 1995-06-13 |
| 5342955 | Diketopyrrolopyrroles | Gary Wooden, Olof Wallquist | 1994-08-30 |
| 5238984 | Dianthraquinonyl compounds | Olof Wallquist, Gary Wooden | 1993-08-24 |
| 5200528 | Diketopyrrolopyrroles | Gary Wooden, Olof Wallquist | 1993-04-06 |