Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830829 | Fused polynuclear compound and organic luminescence device | Akihiro Senoo, Hiroshi Tanabe | 2004-12-14 |
| 6740430 | Organic luminescence device | Kazunori Ueno, Akihiro Senoo, Hiroshi Tanabe, Seiji Mashimo | 2004-05-25 |