Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316767 | Whitening cosmetic composition | Takahiro Hara, Seigo Takasawa, Yoshiharu Yokoo | 1994-05-31 |
| 5298478 | Preservative for plants comprising dipicolinic acid | Kazuhiro Yamamoto, Noriko Yoshioka | 1994-03-29 |