Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6919954 | Method and apparatus for measuring internal index of refraction of preform of optical fiber | Issei Sasaki | 2005-07-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6919954 | Method and apparatus for measuring internal index of refraction of preform of optical fiber | Issei Sasaki | 2005-07-19 |