Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433420 | Solution supply apparatus and solution supply method | Ryouichirou Naitou, Masato Hayashi, Hideo Shite, Hiroyuki Ide, Yosuke Kameda +4 more | 2022-09-06 |
| 9882647 | Optical transmission apparatus, optical transmission system, and polarization dependent loss monitor | Taketo Endo, Kosuke Komaki, Taku Saito, Makoto Shimizu, Hiroshi Nishida | 2018-01-30 |
| 9722704 | Optical transmission apparatus and method for controlling optical power | Taku Saito, Kosuke Komaki, Taketo Endo, Shuzo Matsushita, Hiroshi Nishida +1 more | 2017-08-01 |
| 9667346 | Optical transmission system, wavelength control method and node | Taku Saito, Yoshitaka Taki, Satoru Miyazaki | 2017-05-30 |
| 9564964 | Optical signal processing device, optical signal processing method and recording medium | Taku Saito, Katsumi Fukumitsu, Osamu Takeuchi, Kanji Naito, Shoichi Murakami | 2017-02-07 |
| 9413522 | Optical receiver and signal processing method for optical receiver | Daijiro Tanaka, Osamu Takeuchi, Taku Saito, Katsumi Fukumitsu | 2016-08-09 |
| 9407471 | Adaptive equalizer tap coefficient correction method and optical receiver | Taku Saito, Nobukazu Koizumi, Hisao Nakashima, Osamu Takeuchi | 2016-08-02 |
| 6628103 | Power factor control apparatus and method | Daisuke Sumiya, Shinichi Koyanagi | 2003-09-30 |
| 6256291 | Method of switching between redundant routes in communication system devoid of redundant transmission | — | 2001-07-03 |
| 5570227 | Method and apparatus for preventing occurrence of surge light in optical amplifier/transmitter apparatus | Yoshio Nabeyama | 1996-10-29 |