Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411287 | Optical side input/output circuit and optical connector | Takashi Matsui, Kazuhide NAKAJIMA | 2025-09-09 |
| 12174413 | Long period fiber grating and optical transmission system | Ryota IMADA, Takashi Matsui, Taiji SAKAMOTO, Nobutomo HANZAWA, Noriyuki Araki +3 more | 2024-12-24 |
| 12158607 | Propagation mode loss difference compensator | Takashi Matsui, Kazuhide NAKAJIMA | 2024-12-03 |
| 11906783 | Core position grasping method, connection method, and connection device | Masaki Wada, Takashi Matsui, Kazuhide NAKAJIMA | 2024-02-20 |
| 10955622 | Connection device, optical connector manufacturing device, connection method, and method for manufacturing optical connector | Takashi Matsui, Kazuhide NAKAJIMA, Masaki Wada | 2021-03-23 |