Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9939581 | Semiconductor optical waveguide, method for manufacturing the same, and optical communication device using the same | — | 2018-04-10 |
| 9897755 | Optical waveguide device and method for manufacturing an optical waveguide device | — | 2018-02-20 |
| 9864137 | Optical waveguide element, optical waveguide device, and method for arranging optical waveguide | — | 2018-01-09 |