Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568751 | Optical control device | Ryo Shimizu | 2017-02-14 |
| 9366825 | Optical waveguide device module | Motohiro Takemura | 2016-06-14 |
| 9075254 | Optical waveguide device module | Motohiro Takemura | 2015-07-07 |
| 8923673 | Optical modulator | Kei Katou, Ryo Shimizu, Norikazu Miyazaki, Hideki Ichimei | 2014-12-30 |
| 8774564 | Optical waveguide element module | Ryo Shimizu, Toru Sugamata | 2014-07-08 |