Issued Patents 2004
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829285 | Semiconductor laser device and method for effectively reducing facet reflectivity | Naoki Tsukiji | 2004-12-07 |
| 6822982 | Device and method for providing a tunable semiconductor laser | Naoki Tsukiji | 2004-11-23 |
| 6810049 | Semiconductor laser device and semiconductor laser module | Tsuyoshi Wakisaka, Naoki Tsukiji | 2004-10-26 |
| 6798798 | Semiconductor laser apparatus and fabrication method of same, and semiconductor laser module | Naoki Tsukiji, Toshio Kimura | 2004-09-28 |
| 6782028 | Semiconductor laser device for use in a semiconductor laser module and an optical amplifier | Naoki Tsukiji, Masaki Funabashi, Toshio Kimura, Takeshi Aikiyo, Takeo Shimizu +5 more | 2004-08-24 |
| 6765935 | Semiconductor laser module, manufacturing method thereof and optical amplifier | Toshio Kimura, Masashi Nakae, Takeo Shimizu, Naoki Tsukiji, Masaki Funabashi +5 more | 2004-07-20 |
| 6760352 | Semiconductor laser device with a diffraction grating and semiconductor laser module | Tsuyoshi Wakisaka, Naoki Tsukiji | 2004-07-06 |
| 6750478 | Semiconductor laser device and method for suppressing fabry perot oscillations | Naoki Tsukiji | 2004-06-15 |
| 6711343 | DATA RECORDING/REPRODUCING DEVICE, FILE MANAGING METHOD, FILE INFORMATION GENERATING METHOD, FILE MANAGING METHOD, MANAGEMENT INFORMATION GENERATING DEVICE, MANAGEMENT INFORMATION ANALYZING DEVICE, AND MEDIUM | Chiyoko Matsumi, Masazumi Yamada, Akira Iketani, Noriyuki Matsumoto, Hiroyuki Iltsuka | 2004-03-23 |
| 6704338 | Semiconductor laser device, semiconductor laser module, and semiconductor laser control method | — | 2004-03-09 |
| 6680960 | Semiconductor laser device having a diffraction grating on a light emission side | Naoki Tsukiji, Masaki Funabashi | 2004-01-20 |