Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819861 | Laminated optical waveguide array, beam collecting device and laser emission device | Yoshinobu Katoh, Yasuo Niino | 2004-11-16 |
| 6806503 | Light-emitting diode and laser diode having n-type ZnO layer and p-type semiconductor laser | Hideo Hosono, Masahiro Orita, Kenichi Kawamura, Nobuhiko Sarukura, Msahiro Hirano | 2004-10-19 |