Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839167 | Emulsion type hair cosmetic | Hiromi Yamamoto | 1989-06-13 |
| 4758376 | Phosphate surfactant based detergent compositions | Hajime Hirota, Hidekazu Ogino, Yutaka Shibata, Sahoko Igarashi, Chizuru Fukami | 1988-07-19 |