Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439676 | cAMP derivatives and use thereof for preventing or restoring grayed hair to its natural color | Yoshiyuki Watanabe, Keikichi Sugiyama, Akira Kiyomiya | 1995-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439676 | cAMP derivatives and use thereof for preventing or restoring grayed hair to its natural color | Yoshiyuki Watanabe, Keikichi Sugiyama, Akira Kiyomiya | 1995-08-08 |