Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750337 | Couplers for use in oxidative hair dyeing | Mu-Ill Lim, Yuh-Guo Pan | 2004-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750337 | Couplers for use in oxidative hair dyeing | Mu-Ill Lim, Yuh-Guo Pan | 2004-06-15 |