Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7238210 | Non-oxidative hair coloring using yogurt | Stephen David Watkins | 2007-07-03 |
| 6589516 | Compositions containing Boswellia extracts | Maxine Jayne Hills, Stephen David Watkins | 2003-07-08 |