Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11032008 | Optical transmitter and method of controlling optical transmitter | — | 2021-06-08 |
| 10597038 | Control method and control device for engine | Masafumi Okishima, Ryuji Watanabe, Manabu Okamura, Kenichi Tsubaki | 2020-03-24 |
| 10090931 | Optical transmitter | — | 2018-10-02 |
| 9686017 | Bias control circuit for optical modulator, and optical transmitter comprising the same | Eiichi Banno | 2017-06-20 |
| 9319144 | Optical transmitter and method of controlling optical transmitter | — | 2016-04-19 |
| 9298024 | Semiconductor Mach-Zender modulator and method to drive the same | — | 2016-03-29 |
| 9197328 | Optical transmitter implemented with two QPSK modulators made of semiconductor material and a method to control optical power output therefrom | — | 2015-11-24 |