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NANJING TOPTO SEMICONDUCTOR MAT CO LTD

Overview
  • Total Patents
    59
  • GoodIP Patent Rank
    25,110
  • Filing trend
    ⇩ 100.0%
About

NANJING TOPTO SEMICONDUCTOR MAT CO LTD has a total of 59 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, semiconductors and basic materials chemistry are WUHAN SHANGSAI OPTOELECTRONICS TECH CO LTD, BEIJING GREEN GUARDEE TECH CO LTD and BEIJING ETERNAL MAT TECH CO LTD.

Patent filings in countries

World map showing NANJING TOPTO SEMICONDUCTOR MAT CO LTDs patent filings in countries
# Country Total Patents
#1 China 59

Patent filings per year

Chart showing NANJING TOPTO SEMICONDUCTOR MAT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qian Chao 46
#2 Xu Jun 35
#3 Jin Zhenyu 20
#4 Wang Xiaowei 15
#5 Dai Peipei 8
#6 Lyu Xinrong 7
#7 Nie Jinlong 4
#8 Wang Bao 3
#9 Gao Penghui 3
#10 Shen Nan 2

Latest patents

Publication Filing date Title
CN112259691A Organic electroluminescent device
CN112225727A Fused ring compound and organic electroluminescent device
CN112225726A Compound and organic electroluminescent device
CN112028883A Compound and organic electroluminescent device
CN112094261A Compound, composition and organic electroluminescent device
CN111808087A OLED light-emitting compound and organic electroluminescent device
CN112028882A OLED light-emitting compound and organic electroluminescent device
CN111996489A Sectional type mask sheet, mask sheet assembly and manufacturing method thereof
CN112010762A Organic electroluminescent compound and organic electroluminescent device
CN111732578A Organic electroluminescent compound and organic electroluminescent device
CN111635324A Organic electroluminescent compound and organic electroluminescent device
CN111675701A Triphenylamine structure-based organic electroluminescent compound and organic electroluminescent device
CN111548278A Novel organic electroluminescent compound and organic electroluminescent device
CN111533716A Fluorenyl organic electroluminescent compound and organic electroluminescent device
CN112250585A Hole transport material and organic electroluminescent device using same
CN112279847A Green phosphorescent host material and OLED (organic light emitting diode) light emitting device containing same
CN112279844A Green light main body material, organic electroluminescent device and electronic display equipment
CN112279816A Electron transport material and organic electroluminescent device using same
CN111533678A High-efficiency electron blocking material and organic electroluminescent device using same
CN112125854A Organic electroluminescent material and organic electroluminescent device using same