Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775454 | Silica-based optical waveguide circuit and fabrication method thereof | Takashi Saida, Yasuhiro Hida, Yasuyuki Inoue | 2004-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775454 | Silica-based optical waveguide circuit and fabrication method thereof | Takashi Saida, Yasuhiro Hida, Yasuyuki Inoue | 2004-08-10 |