Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359684 | Optical waveguide element and optical modulator using the same | Kenji Sasaki, Satoshi Shirai | 2019-07-23 |
| 10203583 | Optical waveguide element and optical modulator using the same | Kenji Sasaki, Satoshi Shirai | 2019-02-12 |