Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020879 | Optical transmission apparatus, optical power monitor, and method of monitoring optical power | Taku Saito, Kosuke Komaki | 2018-07-10 |
| 9882647 | Optical transmission apparatus, optical transmission system, and polarization dependent loss monitor | Kosuke Komaki, Taku Saito, Hirofumi Araki, Makoto Shimizu, Hiroshi Nishida | 2018-01-30 |
| 9722704 | Optical transmission apparatus and method for controlling optical power | Taku Saito, Kosuke Komaki, Shuzo Matsushita, Hirofumi Araki, Hiroshi Nishida +1 more | 2017-08-01 |
| 9698905 | Optical transmission system, optical transmission apparatus and wavelength spacing measurement apparatus | Taku Saito, Kosuke Komaki | 2017-07-04 |
| 9479249 | Optical transmission system and optical transmission device | Tomohiro Kaneoka, Hisayuki Ojima, Shoichi Murakami | 2016-10-25 |