Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614822 | Semiconductor laser devices, and semiconductor laser modules and optical communication systems using the same | Junji Yoshida, Naoki Tsukiji, Satoshi Koyanagi | 2003-09-02 |
| 6567447 | Semiconductor laser device and semiconductor laser module using the same | Junji Yoshida, Naoki Tsukiji, Akira Iketani, Naoki Kimura, Jun Niekawa +1 more | 2003-05-20 |
| 6522486 | Optical communication device and method of fixing optical module | Chihomi Furuhashi, Yoshikazu Ikegami | 2003-02-18 |