Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597847 | Optical fiber for preserving plane of polarization | Naoki Shamoto, Fumihiko Nishimura | 2003-07-22 |
| 6519402 | Dispersion compensating optical fiber, and dispersion compensating optical fiber module | Kazuhiko Aikawa, Takaaki Suzuki | 2003-02-11 |