Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326643 | Light modulator | Hajime Tanaka, Naoki Fujiwara | 2025-06-10 |
| 12321076 | Method for manufacturing optical modulator, testing method, non-transitory storage medium, and light transmission apparatus | Tsutomu Ishikawa | 2025-06-03 |
| 12224557 | Semiconductor optical device and method of manufacturing the same | Naoki Fujiwara, Akira Furuya | 2025-02-11 |