Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701325 | Compound semiconductor device and fabrication method of producing the compound semiconductor device | Toshihiko Ouchi, Noriaki Ohguri, Mamoru Uchida | 1997-12-23 |
| 5648978 | Oscillation polarization mode selective semiconductor laser, modulation method therefor and optical communication system using the same | — | 1997-07-15 |