Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836608 | Planar optical waveguide, method for manufacturing the same and polymer optical waveguide | Yoshio Kishimoto | 2004-12-28 |
| 6714696 | Light-wave circuit module and method for manufacturing the same | Yoshio Kishimoto | 2004-03-30 |