Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11378828 | Optical waveguide device | Shingo Takano, Shoutarou HIRATA | 2022-07-05 |
| 11215754 | Optical waveguide element and manufacturing method therefor | Yuji Yamane, Norikazu Miyazaki, Hideki Ichimei | 2022-01-04 |