Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306938 | Production process | Richard Ernest Mathers, Kenneth Grant Dykes, Thomas Healy | 2001-10-23 |
| 5279654 | Phthalocyanine pigment compositions | Robert Langley, Ian A. Lambie | 1994-01-18 |