Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7066968 | Efficient two-step method of coloring and lightening hair with less damage | Alexander Chan, John Brian Bartolone, Allan Robert Burger | 2006-06-27 |
| 7041142 | Two step hair coloring compositions delivering deeper, long-lasting color | Alexander Chan, John Brian Bartolone | 2006-05-09 |