Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639658 | Method for detecting defect of optical fiber | Shinpei Todo, Yasuhiro Naka | 2003-10-28 |
| 6600554 | Method for detecting defect of optical fiber | Shinpei Todo, Yasuhiro Naka | 2003-07-29 |