Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791116 | Light emitting diode | Yuji Takahashi, Shigeru Fukumoto, Katsunori Arakane, Kunihiro Hadame, Kunihiko Obara +4 more | 2004-09-14 |
| 6777805 | Group-III nitride compound semiconductor device | Toshiya Uemura, Koichi Ota, Naohisa Nagasaka | 2004-08-17 |
| 6713877 | Light-emitting diode | Yukio Yoshikawa, Kiyotaka Teshima, Takemasa Yasukawa | 2004-03-30 |