国家/地区 日本（12） 美国（7） 世界知识产权组织（4）
IPC部 H（9） B（7） C（7）
G（3）
IPC大类 H01（9） C01（6） B82（4）
B01（2） B32（2） G01（2）
IPC小类 H01L（8） C01B（6） B82Y（4）
B01D（2） B32B（2） G01N（2）
H01B（2）
IPC H01L029/786（7） C01B031/02（5） H01L021/336（5）
H01L029/06（5） B82Y040/00（3） B82Y099/00（2）
G01N027/00（2） H01B001/04（2） H01L021/20（2）
H01L021/28（2） H01L029/16（2） H01L029/40（2）
发明人 OKAI M（9） HIROOKA M（6） HIROKA M（4）
WADA Y（3）
公开年 2010（4） 2022（3） 2011（2） 2012（2）
申请年 2010（4）  2009（2）  2011（2）  2021（2） 
专利权人 HITACHI LTD（13）

Method for forming nanopore, comprises disposing membrane between first electrolyte solution and second electrolyte solution, bringing first electrode into contact with first electrolyte solution and second electrode into contact with second electrolyte solution; and applying voltage.

YANAGI I, TEZUKA S, TETSUKA S

Separation membrane has support having water permeability, matrix layer supported by support and having holes, and graphene layer including graphene material supported by matrix layer and including graphene and/or graphene oxide, and having another holes overlapping holes.

HIROTAKA S, YASUHIKO T, MOTOYUKI H, MASASHI M, SAKUMA H, TADA Y, HIROOKA M, MARUYAMA M

Gas separator used in gas system for separating carbon dioxide, comprises pair of electrodes, electrolyte component arranged between electrodes, and connection component comprising non-aqueous electrolytic liquid comprising ionic liquid or solvated ionic liquid and low-viscosity solvent.

ATSUSHI U, KOHEI Y, MASATOSHI S, UNEMOTO A, YOSHIKAWA K, SUGIMASA M

Negative electrode active material for lithium ion secondary battery, has carbon coating layer which is formed on surface of silicon nanowire, and is provided with nano graphene structure.

OKAI MAKOTO, KYOTANI TAKASHI, HOSHIKAWA YASUTO, ISHII TAKAFUMI

Graphene transistor used for integrated circuit, is bottom gate-type transistor comprising gate layer containing primary graphene film and primary alumina layer, which is arranged between substrate and channel, and gate insulating film.

OKAI M

Graphene sensor of substance species analyzer, has graphene film that is set with graphene crystal parallel to surface of substrate, and functional group that is used to couple the to-be-detected substance species with adsorption.

OKAI M

Circuit apparatus for e.g. electronic integrated circuit device, comprises graphene film which consists of several layers, metal electrode directly joined to graphene film, and another metal electrode directly joined to graphene film.

OKAI M, HIROKA M, WADA Y

Circuit apparatus for electron and optical integrated circuit apparatus comprises electrically joined graphene film and metal electrode, and aluminum oxide layer formed directly under the graphene film.

OKAI M, HIROKA M, WADA Y, HIROOKA M

Substrate having graphene film used in electronic/photonic device comprises base substrate, patterned aluminum oxide film formed on base substrate, and graphene oxide film having graphene atomic layer.

OKAI M, HIROOKA M, WADA Y, IWAI Y, HONMA S, ASHIGAHARA T, TAKAYUKI A, YOSHIAKI I, SHUNICHI H, HIROKA M, HOMMA S

Transparent conductive film for forming transparent conductive film-on-substrate for electronic device e.g. flat panel display device or photovoltaic cell comprises graphene platelets overlapping one another to form multilayer structure.

OKAI M, HIROOKA M