Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834977 | Light emitting device | Yoshinobu Suehiro, Yuji Takahashi, Hideaki Kato, Koichi Kaga, Kiyotaka Teshima | 2004-12-28 |
| 6812481 | LED device and manufacturing method thereof | Kanae Matsumura, Yuji Takahashi, Hideaki Kato | 2004-11-02 |