Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12253717 | Fiber cutter and fiber cutting method | Takaharu Matsuda, Guan Huang, Ryo Koyama, Masaaki Takaya, Chisato FUKAI | 2025-03-18 |
| 12199665 | Optical monitor device | Ryo Koyama, Masaaki Takaya | 2025-01-14 |