Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399079 | Devices and methods for measuring the amount of frequency modulation | Tatsuya Okamoto, Daisuke IIDA, Yusuke KOSHIKIYA | 2025-08-26 |
| 12388527 | Brillouin gain spectrum distribution measurement method and equipment | Tomokazu Oda, Daisuke IIDA, Atsushi Nakamura, Yusuke KOSHIKIYA | 2025-08-12 |
| 12313489 | Optical fiber measurement system, optical fiber measurement method, control arithmetic device, and program | Tomokazu Oda, Atsushi Nakamura, Daisuke IIDA, Yusuke KOSHIKIYA | 2025-05-27 |
| 12313493 | Mode field diameter measuring method and mode field diameter measuring device | Atsushi Nakamura, Yusuke KOSHIKIYA | 2025-05-27 |
| 12298159 | Technique for analyzing a spectrum of backscattered light in an optical fiber | Tatsuya Okamoto, Daisuke IIDA, Yusuke KOSHIKIYA | 2025-05-13 |