Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6335442 | Phthalocyanines | Peter Gregory | 2002-01-01 |
| 5817154 | Process for treating stained fabrics with manganese phthalocyanines | Peter Gregory, Raymond L. White | 1998-10-06 |
| 5484915 | Sulphonated manganese phthalocyanines and compositions thereof | Peter Gregory, Raymond L. White | 1996-01-16 |