国家/地区 韩国（7） 美国（2） 世界知识产权组织（2）
IPC部 C（7） B（5） H（3）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B031/02（4） C01B031/04（4） B01J023/46（2）
B82Y040/00（2） C23C016/26（2） H01B001/04（2）
发明人 RYU J C（7）
公开年 2017（3）
申请年 2013（2）  2015（2） 
专利权人 HAESUNG DS C.（3） HANWHA TECHW.（3） SAMSUNG TECH.（3） HANWHA AEROS.（2）

Acoustic diaphragm useful in speaker to generate acoustic signal by converting electrical signal into mechanical signal, comprises e.g. a metal plate including metal and upper graphene layer provided on the upper surface of the metal plate.

RYU J C, WON D K

Catalytic metal film useful for producing graphene structure, comprises a first catalytic metal layer comprising a first metal, and a second catalyst metal layer containing a second metal on first catalyst metal layer.

WON D K, RYU J C

Device useful to synthesize graphene comprises e.g. chamber having space to synthesize graphene on catalyst metal, gas supply unit to supplying carbon-containing gas in chamber and first heating unit placed on chamber to heat catalyst metal.

RYU J C, WON D K

Apparatus for manufacturing graphene, has weight roller that is arranged inside deposition chamber for providing tension to graphene formation foil, and accumulating device that is connected to exit of graphene forming unit.

PARK C H, RYU J C

Graphene for electronic equipment e.g. display device, battery, photoelectric device and solar cell, contains nitrogen-containing organic compound.

NA D H, PARK E S, RYU J C, WON D K, CHEOL R J, NA D, WON D, PARK E, RYU J, YUAN D, YOO J H, LIM Y M, HUH Y

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

Graphene sheet manufacturing method, involves preparing and connecting base member with catalyst metal layer, fixing graphene layer with base member, and removing catalyst metal layer from separated graphene layer.

WON D K, CHO S M, RYU J C