Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835474 | Methine compound, material for organic luminescence element, and organic luminescence element using the same | Terukazu Yanagi | 2004-12-28 |
| 6835845 | Methine compound, material for organic luminescence element, and organic luminescence element using the same | Terukazu Yanagi | 2004-12-28 |
| 6830836 | Heterocyclic compounds, materials for light emitting devices and light emitting devices using the same | Toshihiro Ise | 2004-12-14 |
| 6824891 | Light-emitting device and material therefor | Toshihiro Ise, Masayuki Mishima, Toshiki Taguchi | 2004-11-30 |
| 6818325 | Light-emitting device | Masayuki Mishima, Katsumi Araki, Xuepeng Qiu, Toshihiro Ise | 2004-11-16 |