Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633750 | Optical fiber amplifier | Seiji Nogiwa, Kazuo Aida | 1997-05-27 |
| 5596441 | Optical polarization controller | Nobuhiro Sakakibara, Kazuo Aida | 1997-01-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633750 | Optical fiber amplifier | Seiji Nogiwa, Kazuo Aida | 1997-05-27 |
| 5596441 | Optical polarization controller | Nobuhiro Sakakibara, Kazuo Aida | 1997-01-21 |