Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10890822 | Mach-zehnder optical modulator | Hirotomo Izumi, Manabu Yamazaki | 2021-01-12 |
| 10284302 | Optical transmitter | Yoshiharu Yoshizawa, Manabu Yamazaki, Daisuke Usui | 2019-05-07 |