Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657233 | Light emitting devices with layered III-V semiconductor structures, and modules and systems for computer, network and optical communication, using such device | Shunichi Sato, Takashi Takahashi | 2003-12-02 |
| 6614821 | Laser diode and semiconductor light-emitting device producing visible-wavelength radiation | Takashi Takahashi, Shunichi Sato | 2003-09-02 |
| 6563851 | Laser diode having an active layer containing N and operable in a 0.6 &mgr;m wavelength band | Shunichi Sato, Takashi Takahashi | 2003-05-13 |
| 6542528 | Light-emitting semiconductor device producing red wavelength optical radiation | Shunichi Sato, Takashi Takahashi | 2003-04-01 |