Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671433 | Arrayed waveguide grating type optical multiplexer/demultiplexer | Kazutaka Nara | 2003-12-30 |
| 6668116 | Arrayed waveguide grating type optical multiplexer/demultiplexer | Kazutaka Nara, Yoshinobu Nekado, Tunetoshi Saito | 2003-12-23 |
| 6591044 | Optical waveguide circuit module | Kazutaka Nara, Tunetoshi Saito, Takeshi Nakajima | 2003-07-08 |
| 6584270 | Fixed component and optical component employing the same | Kanji Tanaka, Yoshinobu Nekado | 2003-06-24 |
| 6567587 | Dispersion compensator and dispersion-compensating module employing the same | Kazutaka Nara, Kanji Tanaka | 2003-05-20 |
| 6563986 | Arrayed waveguide grating | Kazutaka Nara | 2003-05-13 |
| 6539158 | Optical waveguide circuit | Kazutaka Nara, Hiroyuki Koshi, Takeshi Nakajima | 2003-03-25 |
| 6504983 | Optical waveguide and method for fabricating the same | Kazutaka Nara | 2003-01-07 |