Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761981 | Cyclic tertiary amine compound and organic electroluminescent device containing the compound | Manabu Uchida, Hajime Yokoi, Takaharu Nakano, Kenji Furukawa | 2004-07-13 |