国家/地区 日本（16） 美国（13） 世界知识产权组织（12） 韩国（11） 中国（9） 欧洲专利局（EPO）（8） 台湾（8） 西班牙（4）
IPC部 B（20）
IPC大类 C01（20）
IPC小类 C01B（20）
IPC C01B031/02（20）
发明人 CHIBA Y（9） CHIBA G（5） YOSHIHIRO C（4）
CHIBA YOSHIHIRO（3） TATSUYA Y（2） YAMAJI T（2）
公开年 2012（5） 2013（5） 2014（3） 2015（2） 2016（2）
申请年 2012（8）  2011（3）  2014（3）  2013（2） 
专利权人 JX NIPPON MI.（9） NIPPON MININ.（6） NIPPON MININ.（5） NIPPON MININ.（3）

Carbon nanoparticles used in conductive ink, comprise at least two connected multi-walled spherical fullerenes and layers of graphene, and shows peaks with specific intensity in Raman spectrum.

COOK D, GHEZELBASH H, ANZELMO B H, TANNER D, SINGH S

Production of composite used in cement and asphalt, involves cold compressing mixture of graphene/graphite oxide powder and host powder to form biscuit, crushing, powdering or grinding into powdered biscuit and combining.

ZHAI L, MCINNIS M

Spherical composite microparticles used as e.g. joining material in electronic apparatus, comprise graphene containing carbon fine powder in preset mass ratio, and metal chosen from silver and copper.

KATANO H, IMAMURA Z, IMAMURA Y

Copper thin foil for manufacture of graphene, is made of material comprising specified amount of alloy elements chosen from specific elements of periodic table.

KIM K H

Rolled copper foil used in manufacture of graphene, has preset board width and sag dimension which is ratio of largest height with respect to minimum height of rolled copper foil along width direction.

CHIBA Y

Ultrasonic spray coating for producing optically transparent/electrically conductive film involves forming aerosol droplets of graphene material in second liquid, depositing aerosol droplets onto supporting substrate, and removing liquid.

LIN Y, ZHAMU A, JANG B Z, LEE S, LIN J C, LEE S Y, LIN J, JANG B B, LIN Y J, LEE S Y, LIN R, LI X

Rolled copper foil used for manufacture of graphene used for formation of graphene sheet used for e.g. conductive thin film of display element, has preset detection strength ratio in positive pole, under specified conditions.

CHIBA Y

Rolled copper foil for manufacturing graphene, has specified glossiness in both direction parallel to rolling direction and direction perpendicular to rolling direction, and average crystal grain size.

CHIBA YOSHIHIRO, CHIBA Y

Forming metal-alloy graphene nanocomposite, used as electrocatalyst in fuel cell applications, comprises e.g. forming conducting polymer layer on surface of graphene substrate, and pyrolyzing layer to form nitrogen-doped graphene substrate.

SUNDARA R, PARAMBATH V B, NAGAR R, NATARAJAN R, VINAYAN B P

Copper foil used for manufacturing graphene, comprises copper with specific purity.

CHIBA Y, ONO T, CHIBA G