Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964178 | Modified colorants and uses of the same | William F. Thys | 2011-06-21 |
| 5843193 | Hair dye compositions and process | Geoffrey Hawkins, Terence M. Dolak | 1998-12-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964178 | Modified colorants and uses of the same | William F. Thys | 2011-06-21 |
| 5843193 | Hair dye compositions and process | Geoffrey Hawkins, Terence M. Dolak | 1998-12-01 |