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Graphene

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


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A method of forming a graphene oxide-reduced graphene oxide junction
Nokia Technologies Oy
August 17, 2017 - N°20170237081

An apparatus including a first electrode including a substantially homogeneous mixture of graphene oxide and a proton conductor; a second electrode including reduced graphene oxide; and spaced-apart charge collectors for the respective first and second electrodes, wherein the first and second electrodes extend from their respective charge collectors towards one another to form a junction at an interface there between, ...
Hierarchical composite structures based on graphene foam or graphene-like foam
Repsol, S.a.
August 17, 2017 - N°20170237075

The present invention relates to a hierarchical composite structure comprising an open cell graphene foam or graphene-like foam, wherein the graphene foam or graphene-like foam is coated with a conductive nanoporous spongy structure and wherein at least 10% v/v of the hollow of the pores of the graphene foam or graphene-like foam is filled with the conductive nanoporous spongy structure. ...
Vertically oriented graphene nanosheets on aluminum electrodes
College Of William And Mary
August 17, 2017 - N°20170236655

Novel compositions of vertically oriented graphene nanosheets on aluminum electrodes are provided. These compositions are particularly useful for advanced electrolytic capacitors and fast response electric double layer capacitors. These compositions include a polycrystalline carbon layer, and an adjacent aluminum oxide layer that does not preclude ohmic contact between the carbon layer and an aluminum substrate.
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Methods for separating nucleic acids with graphene coated magnetic beads
Life Magnetics, Inc.
August 17, 2017 - N°20170233719

Disclosed herein are methods for separating and identifying nucleic acids by utilizing carbon coated magnetic beads. The method teaches that multivalent cations promote binding of single stranded nucleic acids to the beads and that the single stranded nucleic acids can be released with the addition of chelating agents that bind the multivalent cations such as edta. The method further teaches ...
Method for desulfurizing diesel fuel
King Fahd University Of Petroleum And Minerals
August 17, 2017 - N°20170233663

The present disclosure provides a method for removing sulfur compounds from a fuel containing sulfur compounds. The method includes contacting the fuel with an adsorbent that comprises a carbonaceous material doped with nanoparticles of aluminum oxide to reduce the concentrations of the sulfur compounds. The carbonaceous material is at least one selected from the group consisting of activated carbon, carbon ...
Graphene-containing epoxy adhesives
Vorbeck Materials Corp.
August 17, 2017 - N°20170233621

Epoxy adhesive comprising graphene sheets and at least one epoxy resin and articles made therefrom.
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Graphene Patent Applications
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  • 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.
Block copolymer, and method for preparing graphene using the same
Seoul National University R&db Foundation
August 17, 2017 - N°20170233256

The present invention relates to a method for preparing graphene using a novel block copolymer. The present invention has features that, by using the block copolymer to mediate graphene that is hydrophobic and a solvent of a feed solution that is hydrophilic, the exfoliation efficiency of graphene as well as the dispersion stability thereof can be increased during high-pressure homogenization.
Electrochemical method of producing single-layer or few-layer graphene sheets
Seoul National University R&db Foundation
August 17, 2017 - N°20170233255

A method of producing isolated graphene sheets from a layered graphite, comprising: (a) forming an alkali metal ion-intercalated graphite compound by an electrochemical intercalation which uses a liquid solution of an alkali metal salt dissolved in an organic solvent as both an electrolyte and an intercalate source, layered graphite material as an anode material, and a metal or graphite as ...
Lithium sulfide-graphene oxide composite material for li/s cells
The Regents Of The University Of California
August 17, 2017 - N°20170233250

The disclosure provides methods for producing li2s-graphene oxide (li2s-go) composite materials. The disclosure further provides for the li2s-go made therefrom, and the use of these materials in lithium-sulfur batteries.
Hydrophobic-oleophilic hollow fiber composite membrane and preparing method thereof
Tianjin Polytechnic University
August 17, 2017 - N°20170232402

A hydrophobic-oleophilic and hollow fiber composite membrane includes hollow tubular braids and surface separation layers coated on the outer surfaces of the hollow tubular braids. Membrane-forming polymers in the surface separation layers are polyvinylidene fluoride, and all other components are hydrophobic ingredients, including graphene. A preparing method includes preparing hollow tubular braids by two-dimensional braided technique using polyester filaments, wherein ...
Method for producing filter molded article
Tianjin Polytechnic University
August 17, 2017 - N°20170232397

A method for producing a filter molded article having a graphene layer as a filtering material is characterized by including a step of forming a support 3 layer on a surface of a graphene 1 layer formed on initial substrates for a graphene 2 and 9, a step of forming water passage holes in the support 3 layer, a step of removing the initial substrates ...
Articles and method for improved transfer of bodily fluids
Tamicare Ltd.
August 17, 2017 - N°20170232133

A method is provided to accelerate transfer of released body fluids from a body through a treated textile fabric to promote dryness of a skin of the body, the method comprising providing a treated textile fabric facing the body fluids to be transferred, wherein the treated textile fabric includes a first surface and a second surface, wherein the first surface ...
Physical unclonable function
Nokia Technologies Oy
August 10, 2017 - N°20170230188

Apparatus, electronic device, system and method comprising a first element (102) configured to receive a first signal and convert the first signal to a second signal, a second element (104) configured to relay the second signal to a third element (106, 108), the third element (106, 108) being configured to convert the second signal to a third signal and to send the third signal; wherein the ...
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Graphene Patent Applications
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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.
Tunneling diode using graphene-silicon quantum dot hybrid structure and method of manufacturing the same
University-industry Cooperation Group Of Kyung Hee University
August 10, 2017 - N°20170229589

Disclosed is a tunneling diode, which includes a graphene-silicon quantum dot hybrid structure, having improved performance and electrical characteristics by controlling the sizes of silicon quantum dots and the doping concentration of graphene. The ideal tunneling diode of the present disclosure may be utilized in diode-based optoelectronic devices.
Graphene transistor and ternary logic device using the same
Gwangju Institute Of Science And Technology
August 10, 2017 - N°20170229587

Disclosed is a graphene transistor using graphene as a channel region and a logic device using the same. A doping metal layer is provided over a graphene channel of the graphene transistor. The doping metal layer has a work function higher or lower than that of the graphene. When the doping metal layer has a work function lower than that ...
Electronic device, stacked structure, and manufacturing method of the same
Fujitsu Limited
August 10, 2017 - N°20170229583

A stacked structure includes: an insulating substrate; a graphene film that is formed on the insulating substrate; and a protective film that is formed on the graphene film and is made of a transition metal oxide, which is, for example, cr2o3. Thereby, at the time of transfer of the graphene, polymeric materials such as a resist are prevented from ...
Ionic barristor
Board Of Regents, The University Of Texas System
August 10, 2017 - N°20170229576

A schottky barrier device is provided herein that includes a tmd layer on a substrate, a graphene layer on the tmd layer, an electrolyte layer on the tmd layer, and a source gate contact on the electrolyte layer. A drain contact can be provided on the tmd layer and a source contact can be provided on the graphene layer. As ...
Method of forming graphene nanopattern, graphene-containing device, and method of manufacturing the graphene-containing device
Samsung Electronics Co., Ltd.
August 10, 2017 - N°20170229546

Methods of forming a graphene nanopattern, graphene-containing devices, and methods of manufacturing the graphene-containing devices are provided. A method of forming the graphene nanopattern may include forming a graphene layer on a substrate, forming a block copolymer layer on the graphene layer and a region of the substrate exposed on at least one side of the graphene layer, forming a ...
Semiconductor device structure and method for forming the same
Taiwan Semiconductor Manufacturing Co., Ltd.
August 10, 2017 - N°20170229396

A semiconductor device structure and method for forming the same are provided. The semiconductor device structure includes a substrate and an interconnect structure formed over the substrate. The interconnect structure includes a first dielectric layer formed over the substrate, and a first graphene layer formed in and on the first dielectric layer. The first graphene layer includes a first portion ...
Dye-sensitized solar cell including polymer/graphene composite gel electrolyte and methods of preparing the same
Sogang University Research Foundation
August 10, 2017 - N°20170229251

Disclosed are a dye-sensitized solar cell including a polymer/graphene composite gel electrolyte and methods of preparing the dye-sensitized solar cell
Volatile organic compound-based diagnostic systems and methods
Monell Chemical Senses Center
August 10, 2017 - N°20170227491

Provided are devices and methods to detect the presence of volatile organic compounds related to the presence of a disease state in a biological sample. The devices may include a detection moiety such as a polynucleotide in electronic communication with a semiconductor such as graphene or a carbon nanotube.
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