Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644870 | Optical fiber transmission line | Noriko Iwata, Takatoshi Kato | 2003-11-11 |
| 6628872 | Dispersion compensator and optical transmission system | Mitsuomi Hada, Kohei Kobayashi, Kenji Tamano, Masashi Onishi | 2003-09-30 |
| 6608955 | Optical fiber and laser machining apparatus | Takemi Hasegawa, Masaharu Mogi | 2003-08-19 |
| 6597846 | Optical fiber | Takashi Fujii, Toshifumi Hosoya, Kenji Tamano, Eisuke Sasaoka, Shigeru Tanaka +1 more | 2003-07-22 |