Learn more

BEIJING ETERNAL MATERIAL TECHNOLOGY CO LTD

Overview
  • Total Patents
    40
  • GoodIP Patent Rank
    86,645
About

BEIJING ETERNAL MATERIAL TECHNOLOGY CO LTD has a total of 40 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets semiconductors, organic fine chemistry and basic materials chemistry are JIANGSU SUNERA TECH CO LTD, SHANGHAI NICHEM FINE CHEMICAL CO LTD and LAPTO CO LTD.

Patent filings in countries

World map showing BEIJING ETERNAL MATERIAL TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 40

Patent filings per year

Chart showing BEIJING ETERNAL MATERIAL TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fan Hongtao 35
#2 Li Yinkui 27
#3 Li Yanrui 25
#4 Tang Jinming 14
#5 Ren Xueyan 12
#6 Zhang Xianghui 4
#7 Dong Guifang 3
#8 Sun Xuxia 2
#9 Zhu Hailong 2
#10 Liu Yongxiang 2

Latest patents

Publication Filing date Title
CN104966786A Organic electroluminescent device
CN105098086A Organic light emitting diode device with dual hole transmission layers
CN104628510A 2,6,6,8-tetra-substituted-6H-benzo[cd]pyrene compound and organic electroluminescence device containing same
CN104628623A 2,6,6,8-tetra-substituted-6H-benzo[cd]pyrene compound and organic electroluminescence device containing same
CN104649961A 2,6,6,8-tetra-substituted-6H-benzo[cd]pyrene compounds and organic light emitting device containing same
CN104628581A 2,6,6,8-tetra-substituted-6H-benzo[cd]pyrene compound and organic electroluminescence device containing same
CN104710410A Bibenzimidazole derivative, and preparation method and application thereof
CN104650032A Acridine derivatives, and preparation method and application thereof
CN104672211A Benzacridine derivatives, and preparation method and applications thereof
CN104693174A Benzacridine derivative as well as preparation method and application thereof
CN104672226A Novel compound, and preparation method and application thereof
CN104659268A Top-emitting white light organic light emitting device
CN104659241A Top-emitting white light organic light emitting device
CN104672126A Benzo-naphtho five-membered heterocycle derivative and application thereof
CN104673276A Organic luminescent material and application thereof
CN104650029A Fused-heterocycle aromatic hydrocarbon derivative and application thereof
CN104650281A Alkali-soluble resin polymer for color light filter and light-sensitive resin composition
CN104231150A Alkali-soluble resin polymer and preparation method thereof
CN104672231A Carbazole type derivative containing imidazopyridine group and application of carbazole type derivative
CN104672240A Carbazole type derivative and application thereof in organic electroluminescent device