Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560261 | Semiconductor laser device having InGaAs compressive-strain active layer, GaAsP tensile-strain barrier layers, and InGaP optical waveguide layers | Toshiaki Fukunaga | 2003-05-06 |