Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6931189 | Optical waveguides and optical devices with optical waveguides | Youngkun Lee, Kazuhiko Hosomi, Toshio Katsuyama | 2005-08-16 |
| 6879766 | Photonic crystal and photonic-crystal waveguide | — | 2005-04-12 |