Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395248 | Signal detector, carrier phase retrieval apparatus, carrier phase retrieval method and carrier phase retrieval program | Takayuki Mizuno, Yutaka Miyamoto | 2025-08-19 |
| 12176952 | Signal detection apparatus, signal detection method and program | Takayuki Mizuno, Yutaka Miyamoto | 2024-12-24 |
| 12034269 | Light amplifying relay system | Takayuki Mizuno, Akira Isoda, Takayuki Kobayashi, Yutaka Miyamoto | 2024-07-09 |
| 11888522 | Optical transmission system and optical transmission method | Takayuki Mizuno, Yutaka Miyamoto | 2024-01-30 |
| 11888584 | Optical transmission system, optical transmission apparatus and optical transmission method | Takayuki Mizuno, Yutaka Miyamoto | 2024-01-30 |
| 11888281 | Multimode optical amplifier | Hirotaka Ono, Takayuki Mizuno, Yutaka Miyamoto | 2024-01-30 |
| 11770205 | Optical signal processing apparatus, optical signal processing method and computer program | Takayuki Mizuno, Yutaka Miyamoto | 2023-09-26 |
| 11438071 | Optical repeater | Hirotaka Ono, Takayuki Mizuno, Yutaka Miyamoto | 2022-09-06 |
| 11349564 | Crosstalk estimation system | Akira Isoda, Takayuki Mizuno, Takayuki Kobayashi, Yutaka Miyamoto | 2022-05-31 |
| 11101914 | Optical transmission system and optical transmission method | Takayuki Mizuno, Yutaka Miyamoto | 2021-08-24 |
| 10422719 | Chromatic dispersion estimating circuit, optical reception device and chromatic dispersion amount estimating method | Etsushi Yamazaki, Tomohiro Takamuku, Yuki Yoshida, Mitsuteru YOSHIDA, Kengo Horikoshi +1 more | 2019-09-24 |