Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7115548 | High-density detergent composition | Shu Yamaguchi, Hideichi Nitta, Kyoko Okada, Jun Kozuka, Toshiharu Noguchi +1 more | 2006-10-03 |
| 6894019 | Base particles and detergent particles | Kazuo Oki, Hiroji Hosokawa, Shu Yamaguchi | 2005-05-17 |