Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376643 | Composition for application to hair | Keikichi Sugiyama, Koji Takada | 1994-12-27 |
| 5318776 | Composition for preventing graying of the hair | Keikichi Sugiyama, Koji Takada | 1994-06-07 |