Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7074244 | Hair dyeing method including an aligning step | Alexander Chan, Padmaja Prem, John Brian Bartolone | 2006-07-11 |
| 6994733 | Electrochemical method and system for dyeing and highlighting hair | John Brian Bartolone, Padmaja Prem | 2006-02-07 |
| 6835210 | Electrochemical method and system for dyeing hair | John Brian Bartolone, Padmaja Prem | 2004-12-28 |