Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628689 | Semiconductor laser device and method of fabricating the same | Makoto Okada | 2003-09-30 |
| 6618420 | Monolithic multi-wavelength semiconductor laser unit | Hideo Shiozawa, Akira Tanaka | 2003-09-09 |