国家/地区 美国（10） 中国（9） 世界知识产权组织（8） 日本（7） 欧洲专利局（EPO）（5） 韩国（5） 新加坡（3） 台湾（3） 西班牙（2）
IPC部 B（12）
IPC大类 B82（12）
IPC小类 B82Y（12）
IPC B82Y040/00（12）
发明人
公开年 2013（6） 2012（5）
申请年 2012（12）
专利权人

Formation of band-gap in graphene raw material used for e.g. light reception and light-emitting devices, involves forming graphene film on surface having nanosize porous holes active on graphene.

HASUO T, KUBOTA H, FUKUYAMA H, HOMMA Y, SAITO S, MASUDA H

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

Making graphene, comprises disposing metal lithium and graphite in solution of lithium salt in solvent to gather lithium ions and solvent molecules between adjacent layers of graphite to form graphite intercalation compound and peeling off.

HE X, WANG L, LI J, GUO J, SUN W, REN J, XIANGMING H, LI W, LI J J, GUO J W, SUN W T

Forming graphene, comprises wrapping graphite positive electrode in semipermeable membrane, dipping it with negative electrode into acidic electrolyte, exfoliating first graphene oxide by electrolysis and reducing second graphene oxide.

HSIEH Y, HUANG K, LIN P, XIE Y

Carbonaceous material used for e.g. electrode catalyst, comprises graphene doped with metal atom and at least one type of nonmetallic atom chosen from nitrogen atom, boron atom, sulfur atom, and phosphorus atom.

NAKANISHI S, KAMAI R, SUZUKI Y, HASHIMOTO K, KAMIYA K

Manufacture of graphene for, e.g. organic LEDs, involves preparing structure with graphene on surfaces and catalyst, arranging carriers on graphene, and removing catalyst while winding up carriers by rotating rolls facing each other.

KIM N, RYU J, YEONG K N, CHEOL R J, KIM N Y, RYU J C

Removing graphene film grown on surface of metal substrate, comprises applying support layer to exposed surface of graphene film to define first structure, and subjecting first structure to electrochemical process to form gas bubbles.

LOH K P, WANG Y, LOH K

Method for non-destructively transferring graphene, involves nondestructively combining graphene coated with media with target substrate, and removing media to transfer graphene to target substrate nondestructively.

REN W, GAO L, MA L, CHENG H

Object useful as electrode of lithium-ion secondary battery, in electric device e.g. mobile phones, lighting devices and personal computers, and to manufacture graphene, comprises uneven surface and graphene layer over the uneven surface.

OGUNI T, OSADA T, TAKEUCHI T, NOMOTO K, KOKUNI T, NAGATA T

Material useful for preparing chromatography column for isolating protein from sample, and for preparing graphene oxide, comprises a graphene derivative comprising a graphene core and a first pendant group.

CHHOWALLA M, VITTADELLO M, WORONOWICZ K, FALKOWSKI P G, HARROLD J W, HARROLD J