Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4981680 | P-hydroxycinnamamide derivatives and melanin inhibitor comprising the same | Kimihiko Hori, Koichi Nakamura, Michio Kawai, Genji Imokawa, Naotake Takaishi | 1991-01-01 |
| 4978523 | Melanin inhibitor | Michio Kawai, Genji Imokawa, Koichi Nakamura, Naotake Takaishi | 1990-12-18 |
| 4876084 | P-hydroxycinnamamide derivatives and melanin inhibitor comprising the same | Kimihiko Hori, Koichi Nakamura, Michio Kawai, Genji Imokawa, Naotake Takaishi | 1989-10-24 |