Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794685 | Nitride semiconductor light emitting device and manufacturing method thereof | Toshio Hata, Mayuko Fudeta | 2004-09-21 |
| 6720584 | Nitride type compound semiconductor light emitting element | Toshio Hata, Mayuko Fudeta | 2004-04-13 |