Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6997952 | Artificial sphincter | Toshiyuki Takagi, Hidetoshi Matsuki, Yun Luo, Junko Hayashi, Tomoyuki Yambe +3 more | 2006-02-14 |
| 6830588 | Artificial sphincter | Toshiyuki Tagaki, Hidetoshi Matsuki, Yun Luo, Junko Hayashi, Tomoyuki Yambe +3 more | 2004-12-14 |