Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941074 | Bidirectionally transmittable optical wavelength division multiplexed transmission system | Kentaro Nakamura, Takafumi Terahara, Junichi Kumasako | 2005-09-06 |
| 6934454 | Distributed optical amplifying apparatus, optical communication station, optical communication system, and optical fiber cable | Takafumi Terahara, Takeshi Hoshida | 2005-08-23 |
| 6856453 | Control scheme for long wavelength channels in wideband WDM optical fiber transmission system | Takafumi Terahara | 2005-02-15 |