Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813799 | Cleaning article | Kazuya Otsuji | 2004-11-09 |
| 6802281 | Absorbent mat for excreta treatment | Kazuya Otsuji, Yasuki Tsutsumi, Hiromi Yamaguchi | 2004-10-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813799 | Cleaning article | Kazuya Otsuji | 2004-11-09 |
| 6802281 | Absorbent mat for excreta treatment | Kazuya Otsuji, Yasuki Tsutsumi, Hiromi Yamaguchi | 2004-10-12 |