Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645931 | Solid-shaped detergent | Yuhki Yanagisawa, Nobuyoshi Yamaguchi, Shu Yamaguchi, Hiroyuki Yamashita | 2003-11-11 |
| 6602846 | Method for producing single nucleus detergent particles | Teruo Kubota, Motomitsu Hasumi, Hiroyuki Yamashita | 2003-08-05 |
| 6534474 | Surfactant composition | Kyoko Okada, Teruo Kubota, Shu Yamaguchi, Hiroyuki Yamashita | 2003-03-18 |