Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306478 | Optical modulator and optical transmitter | Toru Sugamata | 2025-05-20 |
| 12306479 | Optical modulator and optical transmission apparatus using same | Toru Sugamata | 2025-05-20 |
| 12259631 | Optical control element, optical modulation device using same, and optical transmission apparatus | Yu Kataoka | 2025-03-25 |
| 12210232 | Optical modulator and optical transmission apparatus using same | Toru Sugamata | 2025-01-28 |
| 12197052 | Optical waveguide element | Yu Kataoka | 2025-01-14 |
| 12189265 | Optical modulator and optical transmission device using same | Toru Sugamata | 2025-01-07 |