Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695467 | Intra aortic balloon pumping catheter | Tetsuo Toyokawa, Kouichi Sakai, Satoshi Morikawa | 1997-12-09 |
| 5683347 | Balloon catheter | Takashi Kawabata, Tetsuo Toyokawa, Kouichi Sakai | 1997-11-04 |