Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697371 | Apparatus for measuring circulating blood volume | Takuo Aoyagi, Naoki Kobayashi | 1997-12-16 |
| 5690104 | Apparatus and method for measuring oxygen saturation in blood and apparatus and method for measuring concentration of light-absorbing materials in blood | Naoki Kobayashi, Takuo Aoyagi | 1997-11-25 |