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Graphene

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


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Heating electronic dimmable windows
October 04, 2018 - N°20180288832

An electronic dimmable window is heated by a graphene heating element formed on a transparent panel aligned with and proximal to the electronic dimmable window. The heating element is controlled by a thermostatic control circuit printed on the transparent panel..
High surface area porous carbon materials as electrodes
October 04, 2018 - N°20180287162

Embodiments of the present disclosure pertain to an electrode that includes: a porous carbon material; a metal (e.g., li) associated with the porous carbon material; and a conductive additive (e.g., graphene nanoribbons) associated with the porous carbon material. The metal may be in the form of a non-dendritic or non-mossy coating on a surface of the porous carbon ...
Manufacturing method of electrode for secondary battery
October 04, 2018 - N°20180287160

The positive electrode active material layer includes a plurality of particles of a positive electrode active material and a reaction mixture where reduced graphene oxide is bonded to a polymer having a functional group as a side chain. The reduced graphene oxide has a sheet-like shape and high conductivity and thus functions as a conductive additive by being in contact ...
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Electronic component and system-in-package
October 04, 2018 - N°20180286559

An electronic component includes: a body having electrical insulating properties; an external electrode disposed on an external surface of the body; and a reinforcing layer disposed on a surface of the body and including a metal oxide layer and a graphene oxide layer.. .
Electro-optic modulator using cavity-coupled bus waveguide
October 04, 2018 - N°20180284561

Methods, systems, and devices are disclosed for implementing electro-optical modulators in which a resonating cavity structure is coupled to a transmission waveguide. In one example, the resonating structure includes a ring resonator whose coupling strength is controlled via an electrical control signal.
Graphene as an alignment layer and electrode for liquid crystal devices
October 04, 2018 - N°20180284518

A graphene and liquid crystal device comprising a substrate, a layer of graphene on the substrate, and a layer of liquid crystal on the layer of graphene. A method of making a graphene and liquid crystal device comprising the steps of providing a substrate, depositing a layer of graphene on the substrate, and depositing a layer of liquid crystals on ...
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Graphene Patent Applications
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For professional research & prior art discovery
inventor
  • 677+ full patent PDF documents of Graphene-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.
Method for producing noble metal nanocomposites
October 04, 2018 - N°20180282872

The method for producing noble metal nanocomposites involves reducing noble metal ions (ag, au and pt) on graphene oxide (go) or carbon nanotubes (cnt) by using artocarpus integer leaves extract as a reducing agent. As synthesized mnps/go and mnps/cnt composites have been characterized using x-ray diffraction (xrd), transmission electron microscope (tem) imaging, and energy dispersive x-ray spectroscopy (edx).
Compositions with solid fuel loaded on graphene foams
October 04, 2018 - N°20180282240

The present application generally relates to compositions with solid fuel loaded on graphene foams (gfs) for enhanced burn rates, and methods of making and using the compositions with solid fuel loaded on graphene foam.. .
Compositions and methods for cementing wells
October 04, 2018 - N°20180282214

A cement composition including an aqueous fluid, inorganic cement, a foaming agent, a gas generating agent, and a stabilizer composition comprising graphene oxide. The cement composition is placed in a subterranean well and allowed to set and form a set cement.
Production of graphene
October 04, 2018 - N°20180282164

Methods for the production in an electrochemical cell of graphene and graphite nanoplatelet structures having a thickness of less than 100 nm in a cell having a negative electrode which is graphitic and an electrolyte which consists of ions in a solvent, where the cations are sulfur-containing ions or phosphorus containing ions, wherein the method comprises the step of passing a ...
Methods of making graphene quantum dots from various carbon sources
October 04, 2018 - N°20180282163

Various embodiments of the present disclosure pertain to methods of making graphene quantum dots from a carbon source by exposing the carbon source to a solution that contains an oxidant. The exposing results in the formation of the graphene quantum dots from the carbon source.
Apparatus and method for manufacturing graphene
October 04, 2018 - N°20180282162

An apparatus and a method for manufacturing graphene are provided. The apparatus includes a reaction chamber with a reaction space for performing chemical vapor deposition (cvd), a mold unit connected to the reaction chamber and a driving unit connected to the mold unit to rotate the mold unit relative to the reaction chamber.
Method for preparing graphene by using molten inorganic salt reaction bed
October 04, 2018 - N°20180282161

The present invention provides a method for preparing graphene by using a molten inorganic salt reaction bed. The method includes the following steps: using phthalocyanine substance as a reaction raw material, well-mixing an inorganic salt with the phthalocyanine substance in the inorganic salt reaction bed, performing pyrolysis by using a temperature programmed method in an atmosphere furnace under a protective ...
Graphene Patent Pack
Download 677+ patent application PDFs
Graphene Patent Applications
Download 677+ Graphene-related PDFs
For professional research & prior art discovery
inventor
  • 677+ full patent PDF documents of Graphene-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.
Multi-layer graphene-metal-polymer sheet for shielding electromagnetic wave
Korea Advanced Institute Of Science And Technology
September 27, 2018 - N°20180279518

The present invention relates to a multi-layer graphene-metal-polymer sheet for shielding electromagnetic wave, wherein an electromagnetic wave shielding effect is able to be increased by using graphene-metal nanocomposite powder in which graphene and metal particles are bonded as a conductive material and by constituting a multi-layer structure instead of increasing a content of the graphene-metal nanocomposite powder.. .
Positive electrode for lithium ion secondary battery, graphene/positive electrode active material composite particles, manufacturing ...
Toray Industries, Inc.
September 27, 2018 - N°20180277829

An object of the present invention is to improve the electron conductivity and ion conductivity of the surface of a positive electrode active material to provide a lithium ion battery having high capacity and high output. The present invention relates to a positive electrode for a lithium ion secondary battery, including a mixture layer containing a positive electrode active material ...
Graphene light emitting transistor and method for the fabrication thereof, active graphene light emitting display ...
Shenzhen China Star Optoelectronics Technology Co., Ltd.
September 27, 2018 - N°20180277711

The present application provides a graphene light emitting transistor, including: a gate electrode disposed on a substrate; a gate insulating layer disposed on the substrate and the gate electrode; a source electrode and a drain electrode disposed on the gate insulating layer, wherein the source electrode and the drain electrode are formed by graphene; a graphene oxide layer disposed on ...
Graphene wiring structure, semiconductor device, method for manufacturing graphene wiring structure, and method for manufacturing ...
Kabushiki Kaisha Toshiba
September 27, 2018 - N°20180277487

A graphene wiring structure of an embodiment has: an amorphous or polycrystalline insulating film; and a multilayer graphene on the insulating film. The multilayer graphene including a plurality of graphene crystals having a zigzag direction is oriented at 17 degrees or less with respect to an electric conduction direction on the insulating film..
Graphene containing composition, multilayered hydrogen graphene composition, method of making both compositions, and applications of ...
September 27, 2018 - N°20180277279

A graphene containing composition comprises a mixture of multilayered graphene and graphite, which present many desirable properties and have numerous applications in various industries. A process generates said graphene containing composition in water-based cosolvents with relatively gentle mechanical force.
Sensor
Toshiba Electronic Devices & Storage Corporation
September 27, 2018 - N°20180275084

According to one embodiment, a sensor includes a graphene film and at least two electrodes. The graphene film has an opening.
Graphene conjugate fiber and method for manufacturing same
Iucf-hyu (industry-university Cooperation Foundation Hanyang University)
September 27, 2018 - N°20180274132

The present invention relates to a graphene conjugate fiber and a method for manufacturing same, and more particularly, to a conjugate fiber including graphene and a polymer, wherein a wrinkled structure of the graphene is maintained in a fiber state. The graphene conjugate fiber manufactured thereby has superior mechanical properties, is flexible, and has high utility by being manufactured as ...
Corrosion protection via nanomaterials
Hamilton Sundstrand Corporation
September 27, 2018 - N°20180274103

A method for increasing corrosion resistance of metallic substrates without use of hexavalent chromium includes chemically treating the substrate to create an oxide layer, mixing graphene nanoplatelets into a non-chromate epoxy-based primer, applying the primer to the oxide layer of the substrate, and applying a topcoat to the primer opposite the oxide layer.. .
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