Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12273147 | Coherent optical reception device and coherent optical reception method | Ryo Igarashi, Masamichi Fujiwara | 2025-04-08 |
| 12231172 | Optical signal processing apparatus and optical signal processing method | Shin KANEKO, Kazuaki Honda, Junichi KANI, Hiroo Suzuki, Jun Terada | 2025-02-18 |
| 12206461 | Optical feeding system | Ryo Igarashi, Masamichi Fujiwara | 2025-01-21 |
| 12199664 | Light leakage confirmation method, light leakage confirmation apparatus and program | Ryo Igarashi, Masamichi Fujiwara | 2025-01-14 |
| 12191905 | Optical communication system and protection method for optical communication system | Shin KANEKO, Kazuaki Honda, Hiroo Suzuki, Junichi KANI, Yasunari Tanaka | 2025-01-07 |