Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822423 | Nail cosmetic composition | Yoshikazu Soyama, Kazunori Yamazaki | 1989-04-18 |
| 4820509 | Nail cosmetic composition | Kazunori Yamazaki, Yoshikazu Soyama, Muneo Tanaka | 1989-04-11 |