Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496617 | Optical amplifier, optical transmission equipment, optical transmission system, and method thereof | Hiroyuki Nakano, Takayuki Suzuki | 2002-12-17 |
| 6490387 | Optical transmission device and optical transmission system employing the same | Takayuki Suzuki, Hiroyuki Nakano | 2002-12-03 |
| 6483630 | OPTICAL AMPLIFIER, METHOD OF CONTROLLING THE OUTPUT LIGHT FROM THE OPTICAL AMPLIFIER, OPTICAL TRANSMISSION SYSTEM AND METHOD OF CONTROLLING AN OPTICAL TRANSMISSION PATH CROSS REFERENCE TO RELATED APPLICATION | — | 2002-11-19 |
| 6459527 | Optical amplifier apparatus and control method thereof, and optical transmission system using optical amplifier apparatus | — | 2002-10-01 |
| 6433925 | Optical fiber amplifier and optical transmission system using the same | Shinji Sakano, Ichiro Yokota, Takayuki Suzuki | 2002-08-13 |
| 6400475 | Optical transmission system and optical communications device | Takayuki Suzuki | 2002-06-04 |
| 6373622 | Optical amplification apparatus | — | 2002-04-16 |