国家/地区 美国（12） 世界知识产权组织（10） 中国（9） 欧洲专利局（EPO）（9） 日本（9） 韩国（7） 台湾（6） 新加坡（4） 澳大利亚（2） 加拿大（2） 西班牙（2） 以色列（2） 印度（2）
IPC部 C（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/20（13）
发明人 YUGAWA M（3） YUKAWA M（3） IKENUMA T（2）
NOMOTO K（2） SAITO Y（2） TODORIKI H（2）
TODOROKI H（2） YONEDA Y（2）
公开年 2013（13）
申请年 2012（8）  2013（4） 
专利权人 SEMICONDUCTO.（4）

Making graphene powder useful in carbon-based electrical devices involves preparing graphene solution in which graphene particles are dispersed in a solvent; aggregating the particles; separating aggregated particles from solvent and drying.

LEE S, LEE D, SEO B, BYUN N

New graphene oxide, useful as a raw material of a conductive additive in a positive electrode for a nonaqueous secondary battery, and electronic devices.

TODORIKI H, YUKAWA M, SAITO Y, YAMAKAJI M, YATABE R, IKENUMA T, TODOROKI H, YUGAWA M, YONEDA Y, TSUKUDA R

Production of graphene and graphite nanoplatelet structures involves passing current through cell comprising graphitic negative electrode; optionally graphitic positive electrode; and electrolyte with organic ions and metal ions as cations.

DRYFE R A W, KINLOCH I A, ABDELKADER A M, JEFF R A W

Producing aerogel or xerogel comprising graphene, graphene oxide or its mixture involves dispersing graphene, graphene oxide or its mixture in solvent compatible to it, and cross-linking the graphene, graphene oxide or its mixture.

GALLASTEGUI A G, SHAFFER M, ALYOUBI A O, ASIRI A M, SCHAEFFER M

Etching graphene nanostructure, by providing piece of highly oriented pyrolytic graphite, analyzing first window, second window, and third window, and applying voltage gradient.

DARLING M J

Segmented graphene nanoribbon useful for generating heterojunctions and heterostructures, comprises at least two different graphene segments covalently linked to each other.

BLANKENBURG S, CAI J, FASEL R, FENG X, MUELLEN K, PASSERONE D, PIGNEDOLI C, RUFFIEUX P, MULLEN K, PIGNEDOLI C A, TSAI J, CAI Y

Deionizing fluid carrying unwanted ions involves applying pressurized fluid to first surface of perforated graphene in cylindrical form, so that fluid flows to second side of the sheet in preference to ions; and collecting the fluid.

STETSON J B, MERCURIO J, ROSENWINKEL A, BEDWORTH P V, FLEMING S P, WESTMAN A L

Making graphene layers comprises preparing aqueous suspension of graphite oxide, filtering suspension through polymer filter leading to deposition of graphite oxide nanoparticles on filter surface and forming thin layer of graphite oxide.

BARKAUSKAS J

Forming graphene layer on surface of substrate, comprises forming silicon-carbide film on free surface of silicon layer and gradually heating substrate until silicon of first row of atoms of silicon-carbide film is sublimated.

OUERGHI A

Forming electrode material comprises forming layer including graphene oxide on first conductive layer, immersing first and second conductive layers in electrolyte and electrochemically reducing part of graphene oxide in first layer.

TODORIKI H, SAITO Y, KAWAKAMI T, NOMOTO K, YUKAWA M, TODOROKI H, YUGAWA M, YONEDA Y