Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830384 | Optical fiber module | Junichi Hasegawa, Kanji Tanaka, Kazuhisa Kashihara | 2004-12-14 |
| 6826332 | Arrayed waveguide grating and its method for correcting center wavelength | Kazuhisa Kashihara, Kanji Tanaka, Junichi Hasegawa, Yoshinobu Nekado, Yoshimi Ono | 2004-11-30 |
| 6769817 | Optical fiber module | Junichi Hasegawa, Kanji Tanaka, Kazuhisa Kashihara | 2004-08-03 |
| 6757453 | Optical waveguide module | Yoshinobu Nekado, Kazuhisa Kashihara | 2004-06-29 |
| 6748156 | Optical fiber array and optical light-wave device, and connecting the same | Toshihiko Ota | 2004-06-08 |