Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857308 | Cosmetic powders | Haruya Kato, Katsumasa Iwaya, Takako Shimizu, Atsushi Kawano | 1989-08-15 |
| 4804533 | Metal salts of monoalkyl phosphates, preparation thereof, and cosmetic compositions comprising same | Takashi Imamura, Norio Nishigawa, Tomihiro Kurosaki, Haruya Kato | 1989-02-14 |