Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645931 | Solid-shaped detergent | Yuhki Yanagisawa, Nobuyoshi Yamaguchi, Shu Yamaguchi, Hitoshi Takaya | 2003-11-11 |
| 6602846 | Method for producing single nucleus detergent particles | Teruo Kubota, Hitoshi Takaya, Motomitsu Hasumi | 2003-08-05 |
| 6544763 | Enzyme particles | Yoshinobu Imaizumi, Koichi Ohori, Itsuro Tsukahara | 2003-04-08 |
| 6534474 | Surfactant composition | Kyoko Okada, Teruo Kubota, Hitoshi Takaya, Shu Yamaguchi | 2003-03-18 |
| 6521585 | Method for producing crystalline alkali metal silicate granules and granular high density detergent | Shu Yamaguchi, Teruo Kubota, Katsuhiko Kasai, Shigeru Tamura, Masaki Tsumadori | 2003-02-18 |