国家/地区 世界知识产权组织（6）
IPC部 H（3） C（2）
IPC大类 H01（3）
IPC小类 H01M（3）
IPC H01M004/62（3） H01M004/02（2） H01M004/36（2）
H01M010/052（2）
发明人 LEE J（6）
公开年 2023（6）
申请年 2022（6）
专利权人 DONG JIN SEM.（2）

Negative electrode composition used in negative electrode for lithium secondary battery, comprises silicon-based active material containing silicon oxides and graphene, negative electrode conductive material, and negative electrode binder.

PARK S J, LEE J

Conductive material slurry used in secondary battery for electric vehicles, comprises conductive material, and dispersing agent dispersing conductive material.

HAN J, HUH C, YANG H C, LEE J, KIM H, KYUNG H, CHUL H, LEEJOOCHUL, CHUL K

Resin-coated yarn used in adhesive fabrics for manufacturing clothes, shoes, and fashion accessories, is manufactured by coating surface of yarn with resin mixture in which inorganic particles are mixed with hot-melt resin heated to a certain temperature and then cooled.

JANG J, LEE J, CHOI K, PARK C, JO H, JANG J S, JUNG L J, SUK C, PARK C G, JO H W

Active material composite used for forming positive electrode of battery e.g. secondary battery, comprises core portion containing positive electrode active material, and shell portion comprising layers of reduced graphene oxide formed to surround core portion.

AN W, KIM S, LIM C, LEE J, YANG H, AHN W H, IM C H, LEEJOOCHUL, YANG H C

High-strength steel plate comprises base steel plate, and ferrite layer having internal oxide layer on which iron-nickel alloy layer is formed with excellent surface quality formed in internal oxide layer from surface of ferrite layer.

LEE K, LEE C, KANG K, KIM N, JANG Y, LEE J, KANG K C, KIMNAMAH, JANG Y M

Neural multifunctional device for electrical measurement and stimulation application to nerve cells and delivery of medicinal substances to nerve cells, has nanotubes which are arranged on two-dimensional nanomaterial layer region to perform electrical measurement and stimulation to nerve cells.

YI G, LEE J, LEE J M