Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106579 | Membrane type artificial lung and method for manufacture thereof | Kazuhiko Hagiwara | 1992-04-21 |
| 4909989 | Gas-exchange membrane for an artificial lung | Kazuhiko Hagiwara | 1990-03-20 |