Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439676 | cAMP derivatives and use thereof for preventing or restoring grayed hair to its natural color | Keiji Kurusu, Yoshiyuki Watanabe, Akira Kiyomiya | 1995-08-08 |
| 5378453 | Composition for preventing graying of the hair and restoring grayed hair to its natural color | Koji Takada, Ikuo Yamamoto | 1995-01-03 |
| 5376643 | Composition for application to hair | Koji Takada, Ikuo Yamamoto | 1994-12-27 |
| 5318776 | Composition for preventing graying of the hair | Koji Takada, Ikuo Yamamoto | 1994-06-07 |
| 5126327 | Melanocyte-stimulating hormone inhibitor and external preparation containing the same | Takuji Takeuchi, Chikara Sato, Kenkichi Oba | 1992-06-30 |
| 5017368 | Composition for application to hair or scalp | Koji Takada, Akira Fukushima, Makoto EGAWA | 1991-05-21 |