Issued Patents 2002
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496300 | Optical amplifier | Susumu Kinoshita, Miki Onaka, Yasushi Sugaya, Chihiro Ohshima, Hiroyuki Itou +2 more | 2002-12-17 |
| 6480329 | Multi-wavelength light amplifier | Yasushi Sugaya, Miki Takeda, Susumu Kinoshita | 2002-11-12 |
| 6411411 | Optical wavelength selective control apparatus | Kazue Okazaki | 2002-06-25 |
| 6400499 | Multi-wavelength light amplifier | Yasushi Sugaya, Miki Takeda, Susumu Kinoshita | 2002-06-04 |
| 6373623 | Optical amplifier for use in optical communications equipment | Chihiro Ohshima, Susumu Kinoshita | 2002-04-16 |
| 6369938 | Multi-wavelength light amplifier | Yasushi Sugaya, Miki Takeda, Susumu Kinoshita | 2002-04-09 |
| 6366379 | REMOTE CONTROL DEVICE OF ACOUSTO-OPTIC TUNABLE FILTER AND OPTICAL TRANSMISSION SYSTEM CONTAINING EQUALIZER USING ACOUSTO-OPTIC TUNABLE FILTER AND OPTICAL TRANSMISSION SYSTEM CONTAINING OPTICAL ADD/DROP MULTIPLEXER USING ACOUSTO-OPTIC TUNABLE FILTER | Takafumi Terahara | 2002-04-02 |
| 6366376 | Optical transmitting device using wavelength division multiplexing to transmit signal lights having frequencies arranged to eliminate effects of four-wave mixing (FWM) | Hideyuki Miyata, Hiroshi Onaka | 2002-04-02 |
| 6351323 | Optical transmission apparatus, optical transmission system, and optical terminal station | Hiroshi Onaka, Hideyuki Miyata, Kazue Otsuka, Yutaka Kai, Tadao Nakazawa | 2002-02-26 |
| 6344914 | Gain equalizer which includes a plurality of optical filters for equalizing the gain of an optical amplifier | Naomasa Shimojoh, Takafumi Terahara | 2002-02-05 |
| 6335823 | Optical amplifier for use in optical communications equipment | Chihiro Ohshima, Susumu Kinoshita | 2002-01-01 |