| Patent Number |
Title Of Patent |
Date Issued |
| 8173275 |
Azaindenochrysene derivative and organic light-emitting device |
May 8, 2012 |
| The invention provides an azaindenochrysene derivative, and an organic light-emitting device outputting light having high luminance and a long lifetime with high efficiency having an organic compound layer that includes the azaindenochrysene derivative. |
| 8129899 |
Azafluorene derivative and organic light-emitting device using the derivative |
March 6, 2012 |
| A novel azafluorene derivative and an organic light-emitting device having the derivative are provided. The organic light-emitting device includes a pair of electrodes composed of an anode and a cathode one of which is a transparent or semi-transparent electrode, and an organic compo |
| 8110685 |
Azafluorene derivative and organic light-emitting device using the derivative |
February 7, 2012 |
| A novel azafluorene derivative and an organic light-emitting device having the derivative are provided. The organic light-emitting device includes a pair of electrodes composed of an anode and a cathode one of which is a transparent or semi-transparent electrode, and an organic compo |
| 8072137 |
Fused heterocyclic compound and organic light emitting device |
December 6, 2011 |
| To provide a material for an organic light emitting device showing a light emission hue with an extremely good purity and outputting light having high luminance and a long lifetime with high efficiency, the present invention relates to a fused heterocyclic compound having at least on |
| 8071993 |
Organic electroluminescence element, image display device, and imaging apparatus |
December 6, 2011 |
| An organic electroluminescence element includes organic compound layers disposed between electrodes, the concentration of halogen atoms contained in organic compounds of the organic compound layers being 1 ppm or less according to combustion ion chromatography. |
| 8034944 |
Benzofluoranthene compound and organic light-emitting device using the compound |
October 11, 2011 |
| There are provided a novel benzofluoranthene compound and an organic light-emitting device which uses the benzofluoranthene compound, gives a blue emission hue with extremely good purity, and has an optical output with a high efficiency, a high luminance, and a long life. Specifically, |
| 7977869 |
Organic luminescent device and benzo[k]fluoranthene compound |
July 12, 2011 |
| An organic luminescent device having organic-compound layers is provided which takes on luminous hues with very good purity and has optical power with high efficiency, high luminance and a long life. At least one of the organic-compound layers contains a benzo[k]fluoranthene compound |
| 7919198 |
Condensed ring aromatic compound for organic light-emitting device and organic light-emitting de |
April 5, 2011 |
| Provided are a condensed ring aromatic compound for an organic light-emitting device, and an organic light-emitting device having optical output with high efficiency and high luminescence and having durability. An organic light-emitting device including an anode and a cathode, and a |
| 7919197 |
Condensed ring aromatic compound and organic light-emitting device having the same |
April 5, 2011 |
| There are provided a condensed ring aromatic compound and an organic light-emitting device having an optical output with high efficiency and high luminance, and durability. An organic light-emitting device including: a pair of electrodes comprising an anode and a cathode of which at |
| 7875368 |
Heterocyclic compound and organic light-emitting device |
January 25, 2011 |
| Provided is a novel heterocyclic compound which is useful as a material for an organic electroluminescent device. The heterocyclic compound is represented by the general formula [I]: ##STR00001## wherein X represents a nitrogen atom or a carbon atom; Y represents O or S; R.sub.1 and |
