Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576247 | Sustained-release aromatic and method of detecting micro-organism by using the same | Hiroko Nakatsugawa, Bun-ichi Okabe, Kazuo Ogino, Jun Matsui, Minoru Iwamoto +2 more | 2003-06-10 |
| 6531143 | &agr;-hydroxy fatty acid derivatives and external compositions containing the same | Masafumi Yakumaru, Hiroko Nakatsugawa, Yoshiko Iwamoto | 2003-03-11 |