Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |