Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456638 | High-power short-wavelength semiconductor light emitting device having active layer with increased indium content | — | 2002-09-24 |
| 6452954 | High-power semiconductor laser device having current confinement structure and index-guided structure and oscillating in transverse mode | — | 2002-09-17 |
| 6400743 | High-power semiconductor laser device having current confinement structure and index-guided structure | Mitsugu Wada | 2002-06-04 |
| 6396863 | High-power semiconductor laser device having index-guided structure with InAlGaP current confinement layer | — | 2002-05-28 |
| 6344367 | Method of fabricating a diffraction grating | Masayuki Naya | 2002-02-05 |