国家/地区 世界知识产权组织（12）
IPC部 H（10） C（8） B（4）
G（2）
IPC大类 H01（10） C01（7） B82（3）
B32（2）
IPC小类 H01M（8） C01B（7） H01G（3）
B32B（2） B82Y（2） H01B（2）
IPC C01B031/02（5） H01M004/36（5） H01M004/587（5）
H01M004/38（4） C01B031/04（3） H01G011/36（3）
H01M004/133（3） H01M004/62（3） H01M010/0525（3）
B82Y030/00（2） B82Y040/00（2） C01B032/184（2）
C01B032/19（2） H01B001/04（2） H01G011/32（2）
发明人 CHENG Q（12）
公开年 2021（4） 2014（3） 2016（2） 2017（2）
申请年 2014（3）  2013（2）  2015（2）  2019（2） 
专利权人 NEC CORP（5） NAT INST MAT.（3） CHENG Q（2） QIN L（2）
SHINYA N（2） TANG J（2）

Electrochromic device used in e.g. photochromic glasses, comprises first substrate, first transparent conductive layer, first electrochromic layer, electrolyte layer and second substrate, where material of first and second layers is cathode.

CHENG Q, HE J, CAO C, CHEONG C, HUH J, CHAO C

Collector for lithium ion battery, is made of resin material added with conductive particles, where the conductive particles and the resin material are spaced apart in the collector electrode.

ZHANG Y, CHENG Q, CAI S, LI C, CAI Y

High-strength and fireproof panel comprises e.g. first structure which is three-layer hot-pressed composite structure comprising fiber layer and foamed fiber layer from top to bottom, and second structure which is formed by hot-pressing.

YUAN J, CHENG Q, CHEN J, QIAN H, WANG C, CHENG J

Prediction of life characteristics of secondary battery for e.g. robots, involves e.g. charging and discharging of target secondary battery containing carbon-based hybrid negative electrode containing carbon-based negative active material.

YOON H J, KIM S Y, SUNG K W, LEE E J, YOON H, KIM S, SUNG K, LEE E, LI E, CHENG Q, JIN S, YIN X

Porous graphene material used in lithium ion battery, has specified number of graphene layers having monolayer with specified number of pores having specified pore size, and specified concentration of oxygen.

CHENG Q, TAMURA N

Anode material for lithium ion battery comprises oxygen-containing carbon in which oxygen is distributed from surface to inside of carbon, and porous graphene layer covering oxygen-containing carbon and is a monolayer or layer graphene.

CHENG Q, TAMURA N

Carbon material useful in producing an anode material used in a lithium-ion battery, comprises a 3D graphene network constituting a set of cells interconnecting as a whole, where at least one of the cells has single-layer graphene wall.

CHENG Q, TAMURA N, NAKAHARA K

Anode material used in lithium-ion battery, comprises carbon particle having preset particle size, and including defective portions which are grooves formed by cathodically exfoliating graphene layers from particles.

CHENG Q, TAMURA N

Carbon material used for negative electrode of lithium secondary battery, consists of oxide amorphous carbon material containing graphene oxide layer.

TAMURA N, CHENG Q, YUGE R

Apparatus used for manufacture of ultrathin graphene sample, comprises graphite electrode, counter electrode, electrolyte, container for retaining electrolyte, power supply connected to two electrodes by wires and porous filter.

TANG JIE, CHEN QIAN, SHINYA NORIO, QIN LUCHANG, TANG J, CHENG Q, SHINYA N, QIN L