Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643341 | System and method for on-site formulation of personalized color-maintaining shampoo products for individual users | Leland Hirsch | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643341 | System and method for on-site formulation of personalized color-maintaining shampoo products for individual users | Leland Hirsch | 1997-07-01 |