Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818327 | Organic electroluminescence device | Sanae Tagami, Hidetsugu Ikeda, Chishio Hosokawa | 2004-11-16 |
| 6815090 | Organic electroluminescence device | Sanae Tagami, Hidetsugu Ikeda, Chishio Hosokawa | 2004-11-09 |