Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961033 | GaN green LED drive device and optical transmission device | Satoru Kato, Hiroshi Ito | 2005-11-01 |
| 6791116 | Light emitting diode | Yuji Takahashi, Katsunori Arakane, Atsuo Hirano, Kunihiro Hadame, Kunihiko Obara +4 more | 2004-09-14 |
| 6140766 | Organic EL device | Hiroyuki Okada, Shigeki Naka, Hiroyoshi Onnagawa, Morimitsu Wakabayashi, Hajime Yamamoto +1 more | 2000-10-31 |