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Organic Electroluminescence

Organic Electroluminescence-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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New compound, organic electroluminescence device material, organic electroluminescence device and electronic device
Idemitsu Kosan Co., Ltd.
April 12, 2018 - N°20180102484

A compound is represented by a formula (1) below. In the formula (1), x1 to x8 each independently represent a carbon atom to be bonded to a group represented by the following formula (20), crx or a nitrogen atom. At least one of x1 to x8 is a carbon atom to be bonded to the group represented by the following formula (2). Rx is ...
Organic electroluminescence device
Sharp Kabushiki Kaisha
April 05, 2018 - N°20180097195

An organic electroluminescence device according to one aspect of the present invention includes: a substrate; a thin film transistor provided above the substrate; a flattening layer provided above the thin film transistor and including a contact hole which is open on a side opposite to the substrate; a reflecting layer provided along at least a surface of the contact hole; ...
Polycyclic compound and organic electroluminescence device including the same
Samsung Display Co., Ltd.
April 05, 2018 - N°20180097181

A polycyclic compound and an organic electroluminescence device, the polycyclic compound being represented by the following formula 1:
Organic Electroluminescence Patent Pack
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Organic Electroluminescence Patent Applications
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Organic el element and method of manufacturing organic el element
Joled Inc.
March 29, 2018 - N°20180090716

An organic electroluminescence element includes an anode, a light-emitting layer disposed over the anode, a functional layer disposed on the light-emitting layer in contact with the light-emitting layer and including a first metal, a light-transmitting conductive layer disposed on the functional layer in contact with the functional layer and composed of a metallic oxide, and a cathode disposed on the ...
Light emitting device and organic electroluminescence display device
Japan Display Inc.
March 29, 2018 - N°20180090715

A light emitting device includes a pixel electrode, an organic layer, and a counter electrode, wherein the organic layer includes a first organic layer having a hole injecting property, a second organic layer having a hole transporting property, a third organic layer having an electron blocking property, a light emitting layer containing a host material and a dopant material, a ...
Organic electroluminescence display device
Japan Display Inc.
March 29, 2018 - N°20180090706

At the time of removing a flexible organic electroluminescence display device from a support substrate, delamination is prevented from occurring at a laminate structure of an oled. The organic electroluminescence display device includes a flexible base material, a plurality of organic electroluminescence elements, each comprising a pixel electrode, a reflective layer that is disposed between the base material and the ...
Organic Electroluminescence Patent Pack
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Organic Electroluminescence Patent Applications
Download 140+ Organic Electroluminescence-related PDFs
For professional research & prior art discovery
inventor
  • 140+ full patent PDF documents of Organic Electroluminescence-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Amine compound and organic electroluminescence device including the same
Samsung Display Co., Ltd.
March 22, 2018 - N°20180083209

Provided are an amine compound and an organic electroluminescence device including the same. The amine compound according to an embodiment is represented by the following formula 1,
Material for organic electroluminescence device and organic electroluminescence device using the same
Idemitsu Kosan Co., Ltd.
March 22, 2018 - N°20180083205

Provided are an organic electroluminescence device, which shows high luminous efficiency, is free of any pixel defect, and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound having a n-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, oxygen atom, or sulfur ...
Transparent electrode, method for manufacturing transparent electrode, and organic electroluminescence element
Konica Minolta, Inc.
February 22, 2018 - N°20180053911

A transparent electrode includes a substrate, a conductive metal layer, a metal adhesion layer and a transparent conductive layer. The conductive metal layer is on the substrate. The metal adhesion layer is between the substrate and the conductive metal layer. The transparent conductive layer covers the substrate, the metal adhesion layer and the conductive metal layer. The conductive metal layer ...
Organic electroluminescent element, electronic device and compound
Idemitsu Kosan Co., Ltd.
February 22, 2018 - N°20180053901

An organic electroluminescence device includes an anode, an emitting layer, and a cathode, the emitting layer including a delayed-fluorescent first compound represented by a formula (1), and a fluorescent second compound. In the formula (1), ar1 is a substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms and the like, and arewg is a substituted or unsubstituted heteroaryl group having 5 to 30 ...
Organic electroluminescence element and electronic device
Idemitsu Kosan Co., Ltd.
February 22, 2018 - N°20180051204

An organic electroluminescence device includes an anode, an emitting layer and a cathode, in which the emitting layer includes a first compound and a second compound, the first compound is a delayed fluorescent compound, the second compound is a fluorescent compound, an emission quantum efficiency of the first compound is 70% or less, and an ionization potential ip1 of the first ...
Display device
Japan Display Inc.
February 15, 2018 - N°20180047939

The organic electroluminescence display device of an embodiment of the present invention includes a substrate, a plurality of pixels formed on the substrate, and a sealing film that covers the plurality of pixels. The sealing film includes a first barrier layer, a base layer covering the top surface of the first barrier layer, an inter layer locally formed on the ...
Biscarbazole derivatives and organic electroluminescence device employing the same
Idemitsu Kosan Co., Ltd
February 15, 2018 - N°20180047917

Provided are an organic electroluminescence device having high current efficiency and a long lifetime, and a biscarbazole derivative for realizing the device. The biscarbazole derivative has a specific substituent. The organic el device has a plurality of organic thin-film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin-film ...
Organic Electroluminescence Patent Pack
Download 140+ patent application PDFs
Organic Electroluminescence Patent Applications
Download 140+ Organic Electroluminescence-related PDFs
For professional research & prior art discovery
inventor
  • 140+ full patent PDF documents of Organic Electroluminescence-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Organic electroluminescence display device
Samsung Display Co., Ltd.
February 08, 2018 - N°20180040847

Provided is an organic electroluminescence display device including a base member, a display member disposed on the base member and including an organic electroluminescent element; and an encapsulating member disposed on the display member and encapsulating the display member. The encapsulating member includes a first inorganic layer disposed on the display member; a first organic layer disposed on the first ...
Material for organic electroluminescence device and organic electroluminescence device using the same
Idemitsu Kosan Co., Ltd.
February 08, 2018 - N°20180040835

Provided are an organic electroluminescence device, which shows high luminous efficiency, is free of any pixel defect, and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound having a n-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, oxygen atom, or sulfur ...
Compound, composition, organic electroluminescence element, and electronic device
Idemitsu Kosan Co., Ltd.
February 08, 2018 - N°20180037574

A compound has a first structure represented by a formula (1), a second structure represented by a formula (2), a third structure represented by a formula (3), and a fourth structure represented by a formula (4), the first structure, the second structure, the third structure and the fourth structure being mutually independently present in a molecule,
Organic electroluminescence device, organic electroluminescence unit, and electronic apparatus
Joled Inc.
January 25, 2018 - N°20180026222

An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer is made of an organic light-emitting material that has a ...
Organic electroluminescence device, organic electroluminescence unit, and electronic apparatus
Joled Inc.
January 25, 2018 - N°20180026221

An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a hole current that is larger than an electron ...
Organic electroluminescence device, organic electroluminescence unit, and electronic apparatus
Joled Inc.
January 25, 2018 - N°20180026220

An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a light emission region provided in the organic light-emitting ...
Compound, material for organic electroluminescent element, ink composition, organic electroluminescent element, and electronic device
Idemitsu Kosan Co., Ltd.
January 25, 2018 - N°20180026203

Organic el devices with improved performance and electronic devices including the organic el devices are provided, and compounds represented by formula (1), materials for organic electroluminescence devices, ink compositions which realize the organic el devices are provided:
Organic electroluminescence device
January 25, 2018 - N°20180026198

Ar1 to ar4 each represent a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group, and the luminous layer includes an n-aromatic substituted nitrogen-containing heterocyclic compound.
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