Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829285 | Semiconductor laser device and method for effectively reducing facet reflectivity | Junji Yoshida | 2004-12-07 |
| 6822982 | Device and method for providing a tunable semiconductor laser | Junji Yoshida | 2004-11-23 |
| 6810049 | Semiconductor laser device and semiconductor laser module | Tsuyoshi Wakisaka, Junji Yoshida | 2004-10-26 |
| 6807206 | Semiconductor laser device and drive control method for a semiconductor laser device | Toshio Kimura | 2004-10-19 |
| 6798798 | Semiconductor laser apparatus and fabrication method of same, and semiconductor laser module | Junji Yoshida, Toshio Kimura | 2004-09-28 |
| 6782028 | Semiconductor laser device for use in a semiconductor laser module and an optical amplifier | Junji Yoshida, Masaki Funabashi, Toshio Kimura, Takeshi Aikiyo, Takeo Shimizu +5 more | 2004-08-24 |
| 6777769 | Light-receiving element, light-receiving element array and light-receiving module and method for high frequency characteristics | Takeshi Higuchi | 2004-08-17 |
| 6765935 | Semiconductor laser module, manufacturing method thereof and optical amplifier | Toshio Kimura, Masashi Nakae, Takeo Shimizu, Junji Yoshida, Masaki Funabashi +5 more | 2004-07-20 |
| 6760352 | Semiconductor laser device with a diffraction grating and semiconductor laser module | Tsuyoshi Wakisaka, Junji Yoshida | 2004-07-06 |
| 6750478 | Semiconductor laser device and method for suppressing fabry perot oscillations | Junji Yoshida | 2004-06-15 |
| 6746964 | Method of manufacturing semiconductor laser element | Satoshi Irino | 2004-06-08 |
| 6680960 | Semiconductor laser device having a diffraction grating on a light emission side | Junji Yoshida, Masaki Funabashi | 2004-01-20 |
| 6643308 | Semiconductor laser device and method for suppressing injection current | Junji Yoshida | 2003-11-04 |
| 6639316 | Electrode having substrate and surface electrode components for a semiconductor device | Koichi Toyosaki, Akifumi NAKAJIMA | 2003-10-28 |
| 6614822 | Semiconductor laser devices, and semiconductor laser modules and optical communication systems using the same | Junji Yoshida, Takeshi Aikiyo, Satoshi Koyanagi | 2003-09-02 |
| 6614823 | Semiconductor laser device having a diffraction grating on a light reflection side | Masaki Funabashi, Junji Yoshida | 2003-09-02 |
| 6603785 | Semiconductor laser device | Junji Yoshida | 2003-08-05 |
| 6567447 | Semiconductor laser device and semiconductor laser module using the same | Junji Yoshida, Akira Iketani, Naoki Kimura, Jun Niekawa, Toshio Kimura +1 more | 2003-05-20 |
| 6335216 | Method for fabricating a semiconductor optical device having a ridge stripe | Junji Yoshida, Keiichi Yabusaki | 2002-01-01 |
| 5441912 | Method of manufacturing a laser diode | Hiroyuki Aida | 1995-08-15 |