Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640036 | Optical fiber and optical communication system using this optical fiber | Naomi Kumano | 2003-10-28 |
| 6606437 | Optical transmission line, negative dispersion optical fiber used for the optical transmission line, and optical transmission system comprising optical transmission line | Kunio Kokura | 2003-08-12 |
| 6600862 | Optical fiber and optical transmission line | — | 2003-07-29 |
| 6591048 | Dispersion compensating optical fiber and optical transmission line using the optical fiber | — | 2003-07-08 |
| 6574405 | Optical fiber and optical transmission line using this optical fiber | — | 2003-06-03 |