Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485847 | Amine derivative and organic electroluminescent device using the same | Takenori Izumizawa, Kenji Furukawa | 2002-11-26 |
| 6376106 | Diaminonaphthalene derivative and organic electroluminescent device using the same | Toshihiro Koike, Takenori Izumizawa, Kenji Furukawa | 2002-04-23 |
| 6376694 | Silole derivatives and organic electroluminescent element containing the same | Toshihiro Koike, Takenori Izumizawa, Kenji Furukawa | 2002-04-23 |