Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836489 | Method of and apparatus for controlling wavelength variable semiconductor laser without preparing a high-precision current table | Tetsuya Nishimura, Yoshihito Hirano, Masao Imaki | 2004-12-28 |
| 6690688 | Variable wavelength semiconductor laser and optical module | — | 2004-02-10 |