Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818192 | 12CaO • 7Al2O3 compound clathrating active oxygen species and method for preparing the same | Masahiro Hirano, Katsuro Hayashi | 2004-11-16 |
| 6806503 | Light-emitting diode and laser diode having n-type ZnO layer and p-type semiconductor laser | Hiromichi Ota, Masahiro Orita, Kenichi Kawamura, Nobuhiko Sarukura, Msahiro Hirano | 2004-10-19 |