Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666952 | Tissue transmitted light sensor | Takuo Aoyagi | 1997-09-16 |
| 5662104 | Method of measuring the quantity of attenuation of light transmitted through blood and photo sensor used for the method | Cheng-tai Xie | 1997-09-02 |