Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6738551 | Two-dimensional photonic crystal, and multiplexer/demultiplexer using the same | Alongkarn Chutinan, Daisuke Miyauchi, Yoshikazu Narumiya | 2004-05-18 |
| 6717167 | Apparatus for manufacturing three-dimensional photonic crystal structure by fusion bonding the aligned lattice layers formed on wafers | — | 2004-04-06 |