Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818327 | Organic electroluminescence device | Sanae Tagami, Chishio Hosokawa, Takashi Arakane | 2004-11-16 |
| 6815090 | Organic electroluminescence device | Sanae Tagami, Chishio Hosokawa, Takashi Arakane | 2004-11-09 |
| 6797848 | Anthracene derivative and organic electroluminescence device using the derivative | Chishio Hosokawa, Masakazu Funahashi | 2004-09-28 |
| 6743948 | Organic electroluminescent device | Chishio Hosokawa, Masakazu Funahashi, Hisayuki Kawamura, Hiromasa Arai, Hidetoshi Koga | 2004-06-01 |