Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443939 | Device for disposing excrement | Nobuyoshi Oki, Syuei Tamura, Hiroshi Sakai | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443939 | Device for disposing excrement | Nobuyoshi Oki, Syuei Tamura, Hiroshi Sakai | 2002-09-03 |