Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425329 | Water-in-oil type cosmetic composition | Hisao Tsutsumi, Junichi Kawano | 1984-01-10 |
| 4348415 | Cosmetic and emulsifier compositions | Hisao Tsutsumi, Junichi Kawano | 1982-09-07 |