Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647190 | Optical fiber having improved hydrogen resistance | Shoichiro Matsuo, Koichi Harada | 2003-11-11 |
| 6546177 | Dispersion shifted optical fiber | Shoichiro Matsuo, Shoji Tanigawa | 2003-04-08 |
| 6535678 | Multimode optical fiber with a higher order mode removing function | Ryozo Yamauchi, Shoichiro Matsuo, Koichi Takahashi | 2003-03-18 |