国家/地区 美国（6） 日本（5） 韩国（2）
IPC部 H（7） C（3）
IPC大类 H01（7） C01（3）
IPC小类 H01M（6） C01B（3） H01B（2）
IPC H01M004/62（6） C01B031/02（3） H01M004/133（3）
H01M004/1393（3） H01M004/36（3） C01B031/04（2）
H01B001/04（2） H01M004/04（2） H01M004/134（2）
H01M004/1395（2） H01M004/38（2） H01M004/58（2）
H01M004/583（2） H01M004/587（2） H01M004/66（2）
发明人 IKENUMA T（2） MORIWAKA T（2） OGINO K（2）
OGUNI T（2） YUKAWA M（2）
公开年 2015（4） 2014（3）
申请年 2014（7）
专利权人 SEMICONDUCTOR ENERGY LAB（7）

Graphene oxide used for positive electrode for lithium-ion secondary battery for e.g. mobile telephone, smart phone and electronic book, has carbon-oxygen ratio of specified value, measured by X-ray photoelectron spectroscopic analysis.

TODOROKI H, IKENUMA T, SAITO Y, YUKAWA M

Graphene used for forming electrode used in manufacture of power storage device, comprises oxygen atoms and carbon atoms containing specified amount of hybrid-bonded carbon atoms, when measured using X-ray photoelectron spectroscopy.

IKENUMA T, YUKAWA M

Element for touch panel of e.g. LCD device, has first and second conductive films connected to first and second electrodes, respectively, where second electrode is located apart from first electrode and each electrode includes graphene.

YAMAZAKI S, OGUNI T, OGINO K, IKEDA H

Electrode for power storage device, has current collector and active material layer containing graphene, polyimide and active material including nanowire which extends from silicon particles.

OGINO K

Manufacture of electrical appliance e.g. storage battery for e.g. electric vehicle, involves coating solution comprising graphene oxide on metal and drying solution to form primary layer, and reducing graphene oxide.

TAKEMURA Y, MORIWAKA T

Electrode, useful in sodium-ion secondary battery of electrical device e.g. smartphones, lighting devices and desktop personal computers, comprises active material comprising sodium and having a specified value of band gap, and graphene.

MORIWAKA T, SEO S, HIROHASHI T, HOSOYA K, ADACHI S, SEO T

Electrode e.g. positive electrode, for use in e.g. lithium-ion secondary battery, in e.g. electronic appliance, has active material layer placed over conductive layer and including graphene to covers active material.

OGUNI T, OSADA T, TAKEUCHI T