Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099325 | Polymer optical waveguide | Shotaro Takenobu, Toshihisa Okada, Kenta Kobayashi, Keisuke Hanashima, Seiki Ohara | 2021-08-24 |
| 10393966 | Composite optical waveguide | Toshihisa Okada, Seiki Ohara, Shotaro Takenobu | 2019-08-27 |