Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772462 | Via for electrical contact passing through layers of optical waveguide in multilayer structure including electrical substrate and laminated layers of optical waveguide | Hirokazu Noma, Keishi Okamoto, Masao Tokunari, Kazushige Toriyama | 2017-09-26 |