Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10447419 | Optical node device, optical network controller, and optical network control method | Hitoshi Takeshita, Tomoyuki Hino, Akio Tajima | 2019-10-15 |
| 10382135 | Optical node device, optical network controller, and optical network control method | Hitoshi Takeshita, Tomoyuki Hino, Akio Tajima | 2019-08-13 |
| 10375460 | Optical network management apparatus and method of allocating optical frequency band | Hitoshi Takeshita, Tomoyuki Hino, Akio Tajima | 2019-08-06 |
| 10230487 | Optical transmitter, optical communication device, optical communication system, and optical transmission method | Tomoyuki Hino, Hitoshi Takeshita, Akio Tajima | 2019-03-12 |
| 10211923 | Optical network system, optical node device, and optical path setting method | Hitoshi Takeshita, Tomoyuki Hino, Akio Tajima | 2019-02-19 |
| 10193651 | Optical network controller and optical network control method | Hitoshi Takeshita, Ryuichi Ikematsu, Akio Tajima, Tomoyuki Hino | 2019-01-29 |