Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829053 | Airgap type etalon and apparatus utilizing the same | Hiroshi Nagaeda | 2004-12-07 |
| 6826318 | Variable polarization plane rotator and optical device using same | Hiroshi Nagaeda, Kazuaki Akimoto | 2004-11-30 |
| 6807008 | Wavelength dispersion generation apparatus, multi-faced mirror used for wavelength dispersion generation apparatus, and method for manufacturing thereof | — | 2004-10-19 |
| 6807335 | Wavelength characteristic variable apparatus | Norihisa Naganuma | 2004-10-19 |