Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9703169 | Optical modulator | Tokutaka Hara | 2017-07-11 |
| 9618713 | Optical element | Tokutaka Hara | 2017-04-11 |
| 9081139 | Optical waveguide device | Ryo Shimizu, Yasuhiro Ishikawa | 2015-07-14 |