Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6195810 | Flushing device for disposing of human waste with improved drainage properties | Yasushi Sato, Masato Suzuki, Katsuyuki Okumura, Takahiro Nakamura, Yoshihiro Nishizaki +1 more | 2001-03-06 |