Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374851 | Optical amplification apparatus and optical amplification method | Keiichi Matsumoto, Emmanuel Le Taillandier De Gabory | 2025-07-29 |
| 12375201 | Optical amplifier, optical amplifier controlling method, and optical transmission system | Keiichi Matsumoto, Hidemi Noguchi, Emmanuel Le Taillandier De Gabory | 2025-07-29 |
| 12289568 | Optical network management apparatus and method of allocating optical frequency band | Shinsuke Fujisawa, Tomoyuki Hino, Akio Tajima | 2025-04-29 |