国家/地区 美国（14） 中国（11） 日本（11） 世界知识产权组织（11） 韩国（8） 欧洲专利局（EPO）（7） 台湾（4） 西班牙（3） 加拿大（2） 新加坡（2）
IPC部 C（17）
IPC大类 C01（17）
IPC小类 C01B（17）
IPC C01B031/02（17）
发明人 HASHIMOTO K（2） KAMIYA K（2） KOKUNI T（2）
NAGATA T（2） NAKANISHI S（2） OGUNI T（2）
OSADA T（2） TAKEUCHI T（2）
公开年 2013（10） 2012（5） 2014（2）
申请年 2012（17）
专利权人 SEMICONDUCTO.（3） HASHIMOTO K（2） JAPAN SCI T.（2） JAPAN SCI TE.（2）
KAMIYA K（2） NAKANISHI S（2） PANASONIC CO.（2）

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

Manufacturing reduced graphene oxide by electrochemical reduction, comprises creating electrode, forming working electrode, configuring working electrode, reference electrode and counter electrode, filling electrolyte, and applying voltage.

HO J K, MUN J S

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

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

Nitrate-reduction method for water treatment and electric power generation, involves performing reductive reaction to nitrate ion and/or nitrite ion in presence of carbonaceous material including graphite, graphene and amorphous carbon.

NAKANISHI S, HASHIMOTO K, KAMIYA K

Flexible substrate processing apparatus used for reducing graphene oxide to form graphene comprises substrate carrying-out portion; reduction treatment portion; washing portion; drying portion; and substrate carrying-in portion.

TAKAHASHI M, SAITO Y, MOMO J, MORIWAKA T, KUSUMOTO N, MORIWAKA K, YONEDA Y

Copper foil for manufacturing graphene, has specified arithmetic mean roughness in rolling parallel direction and rolling perpendicular direction.

CHIBA YOSHIHIRO, CHIBA Y, CHIBA G, YOSHIHIRO C

Making high-strength composite comprises e.g. plating conducting surface on substrate, electroplating flat graphene flakes onto surface from carrier fluid suspension of graphene flakes, removing plated substrate from vessel and drying.

BULLINGTON J A, STOLTZ R A, BULLINGTON J, STOLTZ R

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