Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10429721 | Wavelength conversion device, control-light generation device, wavelength conversion method, and control-light generation method | Tomoyuki Kato, Takeshi Hoshida | 2019-10-01 |
| 10291328 | Optical signal-processing apparatus, receiving apparatus, and optical network system | — | 2019-05-14 |
| 10281798 | Wavelength conversion device, control-light generation device, wavelength conversion method, and control-light generation method | Tomoyuki Kato, Takeshi Hoshida | 2019-05-07 |
| 10193621 | Location measurement apparatus, light modulation converter, and light variation location measurement method | Tomoyuki Kato, Takeshi Hoshida, Takahito Tanimura | 2019-01-29 |
| 10193629 | Optical-signal processing apparatus, optical transmission method, receiver, and optical network system | — | 2019-01-29 |