Patent application number | Description | Published |
20100327274 | ORGANIC LIGHT-EMITTING DEVICE - An organic blue-light-emitting device having a high emission efficiency and a long continuous driving lifetime is provided. An organic light-emitting device | 12-30-2010 |
20110240974 | NOVEL BENZO[b]CHRYSENE COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT INCLUDING THE SAME - The present invention provides a benzo[b]chrysene compound represented by general formula [1] below and an organic light-emitting element including the compound. | 10-06-2011 |
20110240982 | BENZOINDENOCHRYSENE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING THE SAME - An organic light-emitting device has light emission with high efficiency, high luminance and good color purity, and durability. An organic light-emitting device includes an anode, a cathode and an organic compound layer disposed between the anode and the cathode, wherein at least one layer of the organic compound layer includes at least one kind of the benzoindenochrysene compound represented by the general formula (1) in which X | 10-06-2011 |
20110315973 | NOVEL FUSED POLYCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE - Provided is a fused polycyclic compound represented by the following general formula (1): | 12-29-2011 |
20120012827 | ORGANIC LIGHT-EMITTING DEVICE - Provided is an organic light-emitting device that can be driven at low voltage, that produces a light output with high efficiency and high luminance, and that can emit light with high color purity. An organic light-emitting device includes an anode, a cathode, a light-emitting layer disposed between the anode and the cathode, and an organic layer disposed between the anode and the light-emitting layer. The organic layer has a fused polycyclic compound represented by general formula (1): | 01-19-2012 |
20120168737 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device includes an anode, a cathode, and an organic compound layer including at least a light-emitting sublayer and being arranged between the anode and the cathode, the light-emitting sublayer containing a host serving as a main component, a first dopant, and a second dopant, in which for the host, the first dopant, and the second dopant, the following relationships (a) to (c) hold, whereby only the second dopant emits light:
| 07-05-2012 |
20120235888 | NEW BENZO[c]PHENANTHRENE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE CONTAINING SAME - There is provided a benzo[c]phenanthrene compound represented by formula [1]: | 09-20-2012 |
20130037788 | NOVEL m-TERPHENYL COMPOUND AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME - An organic light emitting device which includes a m-terphenyl compound having a high T1 energy is provided. In addition, a novel m-terphenyl compound is provided. | 02-14-2013 |
20130038515 | NOVEL ORGANIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - There is provided a novel organic compound suitably used for a blue light-emitting device and an organic light-emitting device including the novel organic compound. The organic compound is an acephenanthryleno[4,5-k]benzo[e]acephenanthrylene derivative. | 02-14-2013 |
20130175519 | NEW CONDENSED POLYCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING THE SAME - The present invention provides a stable new condensed polycyclic compound which is not likely to form a molecular association. In addition, the present invention also provides an organic light-emitting element having a high light-emitting efficiency and a low drive voltage. In the condensed polycyclic compound in Claim | 07-11-2013 |
20130207096 | PHENANTHRENE COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING THE SAME - The present invention provides an organic light emitting device having high light emission efficiency. The organic light emitting device includes an anode, a cathode and an organic compound layer which is sandwiched between the anode and the cathode, wherein the organic compound layer contains a phenanthrene compound represented by the following general formula [1]: | 08-15-2013 |
20140004451 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 01-02-2014 |
20140004452 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 01-02-2014 |
20140004453 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 01-02-2014 |
20140004454 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 01-02-2014 |
20140004455 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC APPARATUS, AND IMIDE COMPOUND | 01-02-2014 |
20140004456 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 01-02-2014 |
20140011127 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photosensitive member comprises a support, an undercoat layer formed on the support, and a photosensitive layer formed on the undercoat layer, wherein the undercoat layer has a structure represented by the formula (C1) or the formula (C2). | 01-09-2014 |
20140065529 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS, AND METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - An electrophotographic photosensitive member in which a leakage hardly occurs, a process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member, and a method for producing the electrophotographic photosensitive member are provided. The conductive layer in the electrophotographic photosensitive member contains metal oxide particle coated with tin oxide doped with niobium or tantalum. The relations: Ia≦6,000 and 10≦Ib are satisfied. The conductive layer before the test is performed has a volume resistivity of not less than 1.0×10 | 03-06-2014 |